nih-gov/pubmed.ncbi.nlm.nih.gov/11673361/index.html

3936 lines
No EOL
150 KiB
HTML
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!DOCTYPE html>
<html lang="en" >
<head itemscope itemtype="http://schema.org/WebPage" prefix="og: http://ogp.me/ns#" >
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<!-- Mobile properties -->
<meta name="HandheldFriendly" content="True">
<meta name="MobileOptimized" content="320">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="preconnect" href="https://cdn.ncbi.nlm.nih.gov">
<link rel="preconnect" href="https://www.ncbi.nlm.nih.gov">
<link rel="preconnect" href="https://www.google-analytics.com">
<link rel="stylesheet" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/css/output.ba8099dd2df4.css" type="text/css">
<link rel="stylesheet" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/css/output.452c70ce66f7.css" type="text/css">
<link rel="stylesheet" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/css/output.7bf600913d6e.css" type="text/css">
<link rel="stylesheet" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/css/output.0bfa59184c7a.css" type="text/css">
<title>Tandem mass spectrometric analysis for amino, organic, and fatty acid disorders in newborn dried blood spots: a two-year summary from the New England Newborn Screening Program - PubMed</title>
<link rel="preload" as="font" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/uswds/dist/fonts/merriweather-bold-webfont.woff2" type="font/woff2" crossorigin />
<!-- Favicons -->
<link rel="shortcut icon" type="image/ico" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon.ico" />
<link rel="icon" type="image/png" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon.png" />
<!-- 192x192, as recommended for Android
http://updates.html5rocks.com/2014/11/Support-for-theme-color-in-Chrome-39-for-Android
-->
<link rel="icon" type="image/png" sizes="192x192" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-192.png" />
<!-- 57x57 (precomposed) for iPhone 3GS, pre-2011 iPod Touch and older Android devices -->
<link rel="apple-touch-icon-precomposed" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-57.png">
<!-- 72x72 (precomposed) for 1st generation iPad, iPad 2 and iPad mini -->
<link rel="apple-touch-icon-precomposed" sizes="72x72" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-72.png">
<!-- 114x114 (precomposed) for iPhone 4, 4S, 5 and post-2011 iPod Touch -->
<link rel="apple-touch-icon-precomposed" sizes="114x114" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-114.png">
<!-- 144x144 (precomposed) for iPad 3rd and 4th generation -->
<link rel="apple-touch-icon-precomposed" sizes="144x144" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-144.png">
<!-- For Pinger + Google Optimize integration (NS-820) -->
<meta name="ncbi_sg_optimize_id" content="">
<!-- Mobile browser address bar color -->
<meta name="theme-color" content="#20558a">
<!-- Preserve the Referrer when going from HTTPS to HTTP -->
<meta name="referrer" content="origin-when-cross-origin">
<meta name="ncbi_pinger_gtm_track" content="true"/>
<!-- Logging params: Pinger defaults -->
<meta name="ncbi_app" content="pubmed" />
<meta name="ncbi_db" content="pubmed" />
<meta name="ncbi_phid" content="CFA10001F781511500002D38D7C8298F.1.m_7" />
<meta name="ncbi_pinger_stat_url" content="https://www.ncbi.nlm.nih.gov/stat" />
<meta name="log_category" content="literature" />
<meta name="ncbi_cost_center" content="pubmed" />
<!-- Logging params: Pinger custom -->
<meta name="ncbi_pdid" content="abstract" />
<meta name="log_op" content="retrieve" />
<meta name="uid" content="11673361" />
<meta name="ncbi_uid" content="11673361" />
<meta name="log_displayeduids" content="11673361" />
<meta name="log_source_db" content="pubmed" />
<meta name="ncbi_search_id" content="VY8Y_abfvMt7oh21CF4Vkw:05b4abdd7d1340dc4ab120ac9e0b5cf6" />
<meta name="ncbi_adj_nav_search_id" content="efvBunbguKhKMU8K9TWXEw:788e83f64a10aeaf38338cd90b953046" />
<!-- Social meta tags for unfurling urls -->
<meta name="description" content="In screening for 23 metabolic disorders by MS/MS, an mean positive predictive value of 8% can be achieved when using cutoffs for individual markers determined empirically on newborns."><meta name="keywords" content="pmid:11673361, T H Zytkovicz, E F Fitzgerald, G F Grady, Amino Acid Metabolism, Inborn Errors / diagnosis, Amino Acid Metabolism, Inborn Errors / epidemiology*, Blood Specimen Collection / methods, Carboxylic Acids / metabolism*, Fatty Acids / metabolism*, Humans, Infant, Newborn, Lipid Metabolism, Inborn Errors / diagnosis, Lipid Metabolism, Inborn Errors / epidemiology*, Mass Spectrometry / methods, Massachusetts / epidemiology, Neonatal Screening / methods*, Predictive Value of Tests, PubMed Abstract, NIH, NLM, NCBI, National Institutes of Health, National Center for Biotechnology Information, National Library of Medicine, MEDLINE"><meta name="robots" content="index,nofollow,noarchive"><meta property="og:title" content="Tandem mass spectrometric analysis for amino, organic, and fatty acid disorders in newborn dried blood spots: a two-year summary from the New England Newborn Screening Program - PubMed"><meta property="og:url" content="https://pubmed.ncbi.nlm.nih.gov/11673361/"><meta property="og:description" content="In screening for 23 metabolic disorders by MS/MS, an mean positive predictive value of 8% can be achieved when using cutoffs for individual markers determined empirically on newborns."><meta property="og:image" content="https://cdn.ncbi.nlm.nih.gov/pubmed/persistent/pubmed-meta-image-v2.jpg"><meta property="og:image:secure_url" content="https://cdn.ncbi.nlm.nih.gov/pubmed/persistent/pubmed-meta-image-v2.jpg"><meta property="og:type" content="website"><meta property="og:site_name" content="PubMed"><meta name="twitter:domain" content="pubmed.ncbi.nlm.nih.gov"><meta name="twitter:card" content="summary_large_image"><meta name="twitter:title" content="Tandem mass spectrometric analysis for amino, organic, and fatty acid disorders in newborn dried blood spots: a two-year summary from the New England Newborn Screening Program - PubMed"><meta name="twitter:url" content="https://pubmed.ncbi.nlm.nih.gov/11673361/"><meta name="twitter:description" content="In screening for 23 metabolic disorders by MS/MS, an mean positive predictive value of 8% can be achieved when using cutoffs for individual markers determined empirically on newborns."><meta name="twitter:image" content="https://cdn.ncbi.nlm.nih.gov/pubmed/persistent/pubmed-meta-image-v2.jpg">
<!-- OpenSearch XML -->
<link rel="search" type="application/opensearchdescription+xml" href="https://cdn.ncbi.nlm.nih.gov/pubmed/persistent/opensearch.xml" title="PubMed search">
<!-- Disables severely broken elements when no JS -->
<noscript>
<link rel="stylesheet" type="text/css" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/core/no-script.css">
</noscript>
<meta name="citation_title" content="Tandem mass spectrometric analysis for amino, organic, and fatty acid disorders in newborn dried blood spots: a two-year summary from the New England Newborn Screening Program">
<meta name="citation_authors" content="Zytkovicz TH;Fitzgerald EF;Marsden D;Larson CA;Shih VE;Johnson DM;Strauss AW;Comeau AM;Eaton RB;Grady GF;">
<meta name="citation_date" content="2001 Nov">
<meta name="citation_publisher" content="Clin Chem">
<meta name="citation_journal_title" content="Clinical chemistry">
<meta name="citation_pmid" content="11673361">
<meta name="citation_abstract_html_url" content="https://pubmed.ncbi.nlm.nih.gov/11673361/">
<meta name="citation_volume" content="47">
<meta name="citation_issue" content="11">
<meta name="citation_doi" content="">
<meta name="citation_issn" content="0009-9147">
<link rel="canonical" href="https://pubmed.ncbi.nlm.nih.gov/11673361/" />
</head>
<body >
<noscript>
<div class="no-script-banner" id="no-script-banner">
<div class="warning-message">
<div class="warning-message-text">
This site needs JavaScript to work properly. Please enable it to take advantage of the complete set of features!
</div>
</div>
</div>
</noscript>
<div class="no-session-banner" id="no-session-banner" hidden>
<div class="warning-message">
<div class="warning-message-text">
Clipboard, Search History, and several other advanced features are temporarily unavailable.
</div>
<button class="close-banner-button"
title="Close Clipboard and Search History not available warning banner"
ref="linksrc=close_no_session_banner"
aria-controls="no-session-banner"
aria-label="Close Clipboard and Search History not available warning banner"
aria-expanded="true">
</button>
</div>
</div>
<a class="usa-skipnav" href="#article-details">
Skip to main page content
</a>
<!-- ========== BEGIN HEADER ========== -->
<section class="usa-banner">
<div class="usa-accordion">
<header class="usa-banner-header">
<div class="usa-grid usa-banner-inner">
<img src="https://www.ncbi.nlm.nih.gov/coreutils/uswds/img/favicons/favicon-57.png" alt="U.S. flag" />
<p>An official website of the United States government</p>
<button
class="usa-accordion-button usa-banner-button"
aria-expanded="false"
aria-controls="gov-banner-top"
>
<span class="usa-banner-button-text">Here's how you know</span>
</button>
</div>
</header>
<div
class="usa-banner-content usa-grid usa-accordion-content"
id="gov-banner-top"
>
<div class="usa-banner-guidance-gov usa-width-one-half">
<img
class="usa-banner-icon usa-media_block-img"
src="https://www.ncbi.nlm.nih.gov/coreutils/uswds/img/icon-dot-gov.svg"
alt="Dot gov"
/>
<div class="usa-media_block-body">
<p>
<strong>The .gov means its official.</strong>
<br />
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure youre on a federal
government site.
</p>
</div>
</div>
<div class="usa-banner-guidance-ssl usa-width-one-half">
<img
class="usa-banner-icon usa-media_block-img"
src="https://www.ncbi.nlm.nih.gov/coreutils/uswds/img/icon-https.svg"
alt="Https"
/>
<div class="usa-media_block-body">
<p>
<strong>The site is secure.</strong>
<br />
The <strong>https://</strong> ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
</p>
</div>
</div>
</div>
</div>
</section>
<div class="usa-overlay"></div>
<header class="ncbi-header" role="banner" data-section="Header">
<div class="usa-grid">
<div class="usa-width-one-whole">
<div class="ncbi-header__logo">
<a href="https://www.ncbi.nlm.nih.gov/" class="logo" aria-label="NCBI Logo" data-ga-action="click_image" data-ga-label="NIH NLM Logo">
<img src="https://www.ncbi.nlm.nih.gov/coreutils/nwds/img/logos/AgencyLogo.svg" alt="NIH NLM Logo" />
</a>
</div>
<div class="ncbi-header__account">
<a id="account_login" href="https://account.ncbi.nlm.nih.gov" class="usa-button header-button" style="display:none" data-ga-action="open_menu" data-ga-label="account_menu">Log in</a>
<button id="account_info" class="header-button" style="display:none"
aria-controls="account_popup">
<span class="fa fa-user" aria-hidden="true"></span>
<span class="username desktop-only" aria-hidden="true" id="uname_short"></span>
<span class="sr-only">Show account info</span>
</button>
</div>
<div class="ncbi-popup-anchor">
<div class="ncbi-popup account-popup" id="account_popup" aria-hidden="true">
<div class="ncbi-popup-head">
<button class="ncbi-close-button" data-ga-action="close_menu" data-ga-label="account_menu"><span class="fa fa-times"></span><span class="usa-sr-only">Close</span></button>
<h4>Account</h4>
</div>
<div class="account-user-info">
Logged in as:<br/>
<b><span class="username" id="uname_long">username</span></b>
</div>
<div class="account-links">
<ul class="usa-unstyled-list">
<li><a id="account_myncbi" href="/myncbi/" class="set-base-url" data-ga-action="click_menu_item" data-ga-label="account_myncbi">Dashboard</a></li>
<li><a id="account_pubs" href="/myncbi/collections/bibliography/" class="set-base-url" data-ga-action="click_menu_item" data-ga-label="account_pubs">Publications</a></li>
<li><a id="account_settings" href="/account/settings/" class="set-base-url" data-ga-action="click_menu_item" data-ga-label="account_settings">Account settings</a></li>
<li><a id="account_logout" href="/account/signout/" class="set-base-url" data-ga-action="click_menu_item" data-ga-label="account_logout">Log out</a></li>
</ul>
</div>
</div>
</div>
</div>
</div>
</header>
<div role="navigation" aria-label="access keys">
<a id="nws_header_accesskey_0" href="https://www.ncbi.nlm.nih.gov/guide/browsers/#ncbi_accesskeys" class="usa-sr-only" accesskey="0" tabindex="-1">Access keys</a>
<a id="nws_header_accesskey_1" href="https://www.ncbi.nlm.nih.gov" class="usa-sr-only" accesskey="1" tabindex="-1">NCBI Homepage</a>
<a id="nws_header_accesskey_2" href="/myncbi/" class="set-base-url usa-sr-only" accesskey="2" tabindex="-1">MyNCBI Homepage</a>
<a id="nws_header_accesskey_3" href="#maincontent" class="usa-sr-only" accesskey="3" tabindex="-1">Main Content</a>
<a id="nws_header_accesskey_4" href="#" class="usa-sr-only" accesskey="4" tabindex="-1">Main Navigation</a>
</div>
<section data-section="Alerts">
<div class="ncbi-alerts-placeholder"></div>
</section>
<!-- ========== END HEADER ========== -->
<a id="maincontent" aria-label="Main page content below" role="navigation"></a>
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
<form action="/" method="get" autocomplete="off" class="usa-search usa-search-big search-form content-page-layout" id="search-form" role="search">
<div class="inner-wrap">
<a class="pubmed-logo"
aria-label="Pubmed Logo"
href="/"
data-ga-category="featured_link"
data-ga-action="pubmed_logo">
<img src="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/core/images/pubmed-logo-blue.svg" alt="pubmed logo" />
</a>
<a href="#" class="search-input-trigger" data-alt-title="Hide search bar" title="Show search bar" aria-label="Show search bar">
</a>
<div role="search" class="search-input">
<div class="form-field ">
<label class="usa-sr-only" for="id_term">
Search:
</label>
<input
type="search"
name="term"
data-skip-ie-scroll-to-top=""
data-replace-term-with-exact=""
data-exact-query=""
placeholder=""
class="term-input"
required="required"
id="id_term"/><a href="#" class="clear-btn" aria-label="Clear search input" title="Clear search input" role="button" data-pinger-ignore></a><button type="submit" class="search-btn" aria-label="Search" disabled data-pinger-ignore><span class="usa-search-submit-text">Search</span></button>
</div>
</div>
<!-- Create alert and Create RSS are buttons that look like links -->
<!-- Better for them to look like buttons but no space -->
<div class="search-links-wrapper content-page-layout">
<div class="search-links">
<a href="/advanced/"
class="search-input-link adv-search-link"
data-ga-category="featured_link"
data-ga-action="adv_search">Advanced</a>
<a href="/clipboard/"
class="search-input-link clipboard-link hidden"
data-ga-category="featured_link"
data-ga-action="clipboard">
Clipboard <span class="amount-in-clipboard"></span>
</a>
</div>
<span class="search-input-link user-guide-link" role="navigation" aria-label="User guide">
<a href="/help/"
data-ga-category="featured_link"
data-ga-action="user_guide">
User Guide
</a>
</span>
</div>
</div>
</form>
<div id="article-page-header">
<div id="article-top-actions-bar" class="article-top-actions-bar">
<div class="inner-wrap">
<div class="actions-container">
<div class="return-to-search">
</div>
<div class="multiple-results-actions " role="region" aria-label="save, email, send to">
<button id="save-results-panel-trigger"
type="button"
class="save-results save-results-panel-trigger"
aria-expanded="false"
aria-controls="save-action-panel"
data-ga-category="save_share"
data-ga-action="save"
data-ga-label="open">
Save
</button><button id="email-results-panel-trigger"
type="button"
class="email-results email-results-panel-trigger"
aria-expanded="false"
aria-controls="email-action-panel"
data-ga-category="save_share"
data-ga-action="email"
data-ga-label="open">
Email
</button><div class="more-actions dropdown-block"><button id="more-actions-trigger"
type="button"
class="trigger more-actions-trigger"
ref="linksrc=show_moreactions_btn"
aria-label="Send to"
aria-controls="more-actions-dropdown">Send to</button><div id="more-actions-dropdown" class="dropdown dropdown-container" hidden><div class="content"><ul class="more-actions-links"><li><a class="clipboard-panel-trigger dropdown-block-link "
href="#"
role="button"
data-ga-category="save_share"
data-ga-action="clipboard"
data-ga-label="send">
Clipboard
</a></li><li><a role="button" class="dropdown-block-link bibliography-trigger-target" href="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11673361%2F%23open-bibliography-panel">My Bibliography</a></li><li><a role="button" class="dropdown-block-link collections-trigger-target" href="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11673361%2F%23open-collections-panel">Collections</a></li><li><a role="button" class="citation-manager-panel-trigger dropdown-block-link citation-manager-trigger-target" href="#">Citation manager</a></li></ul></div></div></div>
</div>
<div class="display-options" data-format-key="format"
data-default-format-value="abstract"
data-current-format-value="abstract" role="region">
<button
class="trigger usa-button"
title="Change format"
data-ga-category="display_options"
data-ga-action="display_options_dialog">
<span class="button-label">Display options</span>
</button>
<div class="dropdown" hidden>
<div class="title">
Display options
</div>
<div class="content">
<div class="format-container">
<span class="option-label">
Format
</span>
<select name="format" data-initial-value="abstract" aria-label="Display format" id="article-display-format">
<option value="abstract">Abstract</option>
<option value="pubmed">PubMed</option>
<option value="pmid">PMID</option>
</select>
</div>
</div>
</div>
</div>
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
</div>
</div>
</div>
<div id="article-panels-container" class="article-panels-container">
<div id="save-action-panel" class="save-action-panel action-panel" aria-hidden="true">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Save citation to file
</h2>
<form id="save-action-panel-form"
class="action-panel-content action-form"
action="/results-export-ids/"
data-by-search-action="/results-export-search-data/"
data-by-ids-action="/results-export-ids/"
method="post"
data-by-search-method="post"
data-by-ids-method="post">
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
<div class="action-panel-control-wrap">
<label for="save-action-format" class="action-panel-label">
Format:
</label>
<select id="save-action-format" name="results-format" class="action-panel-selector">
<option value="summary-text">Summary (text)</option>
<option value="pubmed-text">PubMed</option>
<option value="pmid">PMID</option>
<option value="abstract">Abstract (text)</option>
<option value="csv">CSV</option>
</select>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Saving..."
data-ga-category="save_share"
data-ga-action="save"
data-ga-label="save">
Create file
</button>
<button class="action-panel-cancel"
aria-label="Close 'Save citations to file' panel"
ref="linksrc=close_save_panel"
aria-controls="save-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="save"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="email-action-panel"
class="email-action-panel action-panel"
aria-hidden="true"
data-recaptcha-script-url="https://www.recaptcha.net/recaptcha/enterprise.js?render=explicit&onload=onloadCaptchaCallback"
data-recaptcha-enabled="true">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Email citation
</h2>
<form id="email-action-panel-form"
class="action-panel-content action-form"
action="/send-email/"
data-by-search-action="/results-export-email-by-search-data/"
data-by-ids-action="/send-email/"
data-by-search-method="post"
data-by-ids-method="post"
method="post"
>
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
<div class="action-panel-control-wrap">
<span class="action-panel-label">
Subject:
</span>
<span class="email-subject" id="email-subject" aria-label="Email subject">1 selected item: 11673361 - PubMed</span>
<input type="hidden" name="email-subject" value="1 selected item: 11673361"/>
<input type="hidden" name="email-subject-hash" value="c204adaa2899ce652a6f94ee55be0151304827e817ce14cef55a7746c80cf849"/>
</div>
<div class="action-panel-control-wrap">
<label for="email-to" class="action-panel-label required-field-asterisk">
To:
</label>
<input type="email" aria-label="Recipient Email Address" placeholder="email@example.com" id="email-to" class="email-to" pattern="^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+$" maxlength="100" required>
</div>
<div class="action-panel-control-wrap">
<label for="email-from" class="action-panel-label">
From:
</label>
<input type="email" aria-label="Sender Email Address" placeholder="email@example.com" id="email-from" class="email-from" pattern="^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+$" maxlength="256">
</div>
<div class="action-panel-control-wrap">
<label for="email-citation-format" class="action-panel-label">
Format:
</label>
<select id="email-citation-format" name="citation-format" class="action-panel-selector email-citation-format">
<option selected="selected" value="summary">Summary</option>
<option value="summary-text">Summary (text)</option>
<option value="abstract">Abstract</option>
<option value="abstract-text">Abstract (text)</option>
</select>
</div>
<div class="include-supplemental-container">
<input type="checkbox" aria-label="Include MeSH and other data" name="include-supplemental" id="email-include-supplemental" class="email-include-supplemental">
<label for="email-include-supplemental" class="email-include-supplemental-label">MeSH and other data</label>
</div>
<div class="form-field recaptcha ">
<div class="g-recaptcha" id="id-recaptcha" data-sitekey="6LfsWHMdAAAAAClKbtOpjQ2pMjgsGxvv7NdZW9uI"></div>
</div>
<div id="captcha-error-message" class="usa-input-error-message captcha-validation-message" role="alert"></div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Sending..."
data-ga-category="save_share"
data-ga-action="email"
data-ga-label="send">
Send email
</button>
<button class="action-panel-cancel"
aria-label="Close 'Email citations' panel"
ref="linksrc=close_email_panel"
aria-controls="email-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="email"
data-ga-label="cancel">
Cancel
</button>
</div>
<input type="hidden" name="email-search-details" value="" />
<input type="hidden" name="email-search-details-hash" value="0e42663a6c3bd85498fcb88798998fed7bfdc45d457db35281e41afe13cc0524" />
</form>
</div>
</div>
<div id="collections-action-panel"
class="collections-action-panel action-panel in-progress-dots-panel"
aria-hidden="true"
data-collections-open-panel-enabled="false"
data-collections-open-panel-url-hash="#open-collections-panel">
<div class="inner-wrap">
<h3 class="action-panel-heading">
Add to Collections
</h3>
<form id="collections-action-panel-form"
class="collections-action-panel-form action-panel-content action-form action-panel-smaller-selectors"
data-existing-collections-url="/list-existing-collections/"
data-add-to-existing-collection-url="/add-to-existing-collection/"
data-create-and-add-to-new-collection-url="/create-and-add-to-new-collection/"
data-get-article-ids-by-search-url="/get-article-ids-by-search/"
data-myncbi-max-collection-name-length="100"
data-add-to-collection-max-amount="1000"
data-collections-root-url="https://www.ncbi.nlm.nih.gov/myncbi/collections/">
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
<div class="choice-group" role="radiogroup">
<ul class="radio-group-items">
<li>
<input type="radio"
id="collections-action-panel-new"
class="collections-new"
name="collections"
value="new"
data-ga-category="save_share"
data-ga-action="collections"
data-ga-label="collections_radio_new">
<label for="collections-action-panel-new">Create a new collection</label>
</li>
<li>
<input type="radio"
id="collections-action-panel-existing"
class="collections-existing"
name="collections"
value="existing"
checked="true"
data-ga-category="save_share"
data-ga-action="collections"
data-ga-label="collections_radio_existing">
<label for="collections-action-panel-existing">Add to an existing collection</label>
</li>
</ul>
</div>
<div class="controls-wrapper">
<div class="action-panel-control-wrap new-collections-controls">
<label for="collections-action-panel-add-to-new" class="action-panel-label required-field-asterisk">
Name your collection:
</label>
<input
type="text"
name="add-to-new-collection"
id="collections-action-panel-add-to-new"
class="collections-action-add-to-new"
pattern="[^&quot;&amp;=&lt;&gt;\/]*" title="The following characters are not allowed in the Name field: &quot;&amp;=&lt;&gt;/"
maxlength="100"
data-ga-category="save_share"
data-ga-action="create_collection"
data-ga-label="non_favorties_collection">
<div class="collections-new-name-too-long usa-input-error-message selection-validation-message">
Name must be less than 100 characters
</div>
</div>
<div class="action-panel-control-wrap existing-collections-controls">
<label for="collections-action-panel-add-to-existing" class="action-panel-label">
Choose a collection:
</label>
<select id="collections-action-panel-add-to-existing"
class="action-panel-selector collections-action-add-to-existing"
data-ga-category="save_share"
data-ga-action="select_collection"
data-ga-label="($('#collections-action-add-to-existing').val() === 'Favorites') ? 'Favorites' : 'non_favorites_collection'">
</select>
<div class="collections-retry-load-on-error usa-input-error-message selection-validation-message">
Unable to load your collection due to an error<br>
<a href="#">Please try again</a>
</div>
</div>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Adding..."
data-pinger-ignore
data-ga-category="save_share"
data-ga-action="collections"
data-ga-label="add">
Add
</button>
<button class="action-panel-cancel"
aria-label="Close 'Add to Collections' panel"
ref="linksrc=close_collections_panel"
aria-controls="collections-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="collections"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="bibliography-action-panel"
class="bibliography-action-panel action-panel in-progress-dots-panel"
aria-hidden="true"
data-bibliography-open-panel-enabled="false"
data-bibliography-open-panel-url-hash="#open-bibliography-panel">
<div class="inner-wrap">
<h3 class="action-panel-heading">
Add to My Bibliography
</h3>
<form id="bibliography-action-panel-form"
class="bibliography-action-panel-form action-panel-content action-form action-panel-smaller-selectors"
data-add-to-bibliography-max-amount="100"
data-add-to-bibliography-batch-size="10"
data-bibliography-delegates-url="/list-bibliography-delegates/"
data-add-to-bibliography-url="/add-to-bibliography/"
data-get-article-ids-by-search-url="/get-article-ids-by-search/"
data-mybib-root-url="https://www.ncbi.nlm.nih.gov/myncbi/collections/mybibliography/">
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
<div class="action-panel-control-wrap bibliographies-controls">
<div class="choice-group">
<ul class="bibliographies-action-add radio-group-items">
<li>
<input name="bibliography" id="my-bibliography" class="my-bibliography" type="radio" checked/>
<label for="my-bibliography">My Bibliography</label>
</li>
</ul>
</div>
</div>
<div class="bibliographies-retry-load-on-error usa-input-error-message selection-validation-message">
Unable to load your delegates due to an error<br>
<a href="#">Please try again</a>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Adding..."
data-pinger-ignore>
Add
</button>
<button class="action-panel-cancel"
aria-label="Close 'Add to bibliography' panel"
ref="linksrc=close_bibliography_panel"
aria-controls="bibliography-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="mybib"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="saved-search-action-panel" class="saved-search-action-panel action-panel " aria-hidden="true"
data-saved-search-open-panel-enabled="false"
data-saved-search-open-panel-url-hash="#open-saved-search-panel">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Your saved search
</h2>
<form id="saved-search-action-panel-form"
class="saved-search-action-panel-form action-panel-content action-form"
data-create-saved-search-url="/create-saved-search/"
data-try-search-terms-url="/try-search-term/"
data-saved-search-root-url="https://www.ncbi.nlm.nih.gov/myncbi/searches/">
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
<div class="action-panel-control-wrap">
<label for="saved-search-name" class="action-panel-label saved-search-name-label required-field-asterisk">
Name of saved search:
</label>
<input maxlength="200"
type="text"
name="saved-search-name"
id="saved-search-name"
class="saved-search-name"
value=""
required
pattern="[^&quot;&amp;=&lt;&gt;\/]*" title="The following characters are not allowed in the Name field: &quot;&amp;=&lt;&gt;/">
</div>
<div class="action-panel-control-wrap">
<label for="saved-search-term" class="action-panel-label required-field-asterisk">
Search terms:
</label>
<textarea name="saved-search-term" id="saved-search-term" class="saved-search-term" required></textarea>
</div>
<div class="test-search-term-wrap">
<a href="#" class="try-search-term">Test search terms</a>
</div>
<div class="choice-group action-panel-extra-margin-top">
<span class="action-panel-label" id="fieldset-label">
Would you like email updates of new search results?
</span>
<fieldset id="saved-search-alert" aria-describedby="fieldset-label">
<legend class="usa-sr-only">Saved Search Alert Radio Buttons</legend>
<ul class="radio-group-items">
<li>
<input type="radio" id="saved-search-alert-yes" class="saved-search-alert-yes" name="saved-search-alert" value="yes" checked>
<label for="saved-search-alert-yes" class="action-panel-label">Yes</label>
</li>
<li>
<input aria-label="No radio input" type="radio" id="saved-search-alert-no" class="saved-search-alert-no" name="saved-search-alert" value="no">
<label for="saved-search-alert-no" class="action-panel-label">No</label>
</li>
</ul>
</fieldset>
</div>
<div class="alert-schedule-wrap">
<div class="action-panel-control-wrap">
<label class="action-panel-label">
Email:
</label>
<span aria-label="Email address" id="saved-search-email" class="action-panel-label"><span class="action-panel-label-bold"></span> (<a class="myncbi-account-settings" href="https://www.ncbi.nlm.nih.gov/account/settings/">change</a>)</span>
</div>
<div class="action-panel-control-wrap action-panel-extra-margin-top">
<label for="saved-search-frequency" class="action-panel-label">
Frequency:
</label>
<select id="saved-search-frequency" class="no-border-panel-selector saved-search-frequency">
<option value="monthly">Monthly</option>
<option value="weekly">Weekly</option>
<option value="daily">Daily</option>
</select>
</div>
<div class="action-panel-control-wrap saved-search-monthly-additional">
<label for="saved-search-monthly-on-day" class="action-panel-label">
Which day?
</label>
<select id="saved-search-monthly-on-day" class="no-border-panel-selector">
<option value="Sunday">The first Sunday</option>
<option value="Monday">The first Monday</option>
<option value="Tuesday">The first Tuesday</option>
<option value="Wednesday">The first Wednesday</option>
<option value="Thursday">The first Thursday</option>
<option value="Friday">The first Friday</option>
<option value="Saturday">The first Saturday</option>
<option value="day">The first day</option>
<option value="weekday">The first weekday</option>
</select>
</div>
<div class="action-panel-control-wrap saved-search-weekly-additional">
<label for="saved-search-weekly-on-day" class="action-panel-label">
Which day?
</label>
<select id="saved-search-weekly-on-day" class="no-border-panel-selector saved-search-weekly-on-day">
<option value="Sunday">Sunday</option>
<option value="Monday">Monday</option>
<option value="Tuesday">Tuesday</option>
<option value="Wednesday">Wednesday</option>
<option value="Thursday">Thursday</option>
<option value="Friday">Friday</option>
<option value="Saturday">Saturday</option>
</select>
</div>
<div class="action-panel-control-wrap">
<label for="saved-search-report" class="action-panel-label">
Report format:
</label>
<select id="saved-search-report" class="no-border-panel-selector saved-search-report">
<option value="DocSum">Summary</option>
<option value="DocSumText">Summary (text)</option>
<option value="Abstract">Abstract</option>
<option value="AbstractText">Abstract (text)</option>
<option value="MEDLINE">PubMed</option>
</select>
</div>
<div class="action-panel-control-wrap">
<label for="saved-search-amount" class="action-panel-label">
Send at most:
</label>
<select id="saved-search-amount" class="no-border-panel-selector saved-search-amount">
<option value="1">1 item</option>
<option value="5" selected>5 items</option>
<option value="10">10 items</option>
<option value="20">20 items</option>
<option value="50">50 items</option>
<option value="100">100 items</option>
<option value="200">200 items</option>
</select>
</div>
<div>
<input type="checkbox" id="saved-search-send-if-no-result" class="saved-search-send-if-no-result" name="saved-search-send-if-no-result">
<label for="saved-search-send-if-no-result" class="action-panel-label smaller-checkbox">
Send even when there aren't any new results
</label>
</div>
<div class="action-panel-control-wrap option-text-in-email-wrap">
<label for="saved-search-email-text" class="action-panel-label">
Optional text in email:
</label>
<textarea name="saved-search-email-text"
id="saved-search-email-text"
class="saved-search-email-text"></textarea>
</div>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Saving..."
data-ga-category="save_share"
data-ga-action="alert"
data-ga-label="save">
Save
</button>
<button class="action-panel-cancel"
aria-label="Close 'Your saved search' panel"
ref="linksrc=close_saved_search_panel"
aria-controls="saved-search-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="alert"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="citation-manager-action-panel" class="citation-manager-action-panel action-panel" aria-hidden="true">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Create a file for external citation management software
</h2>
<form id="citation-manager-action-panel-form"
class="action-panel-content action-form"
action="/results-export-ids/"
data-by-search-action="/results-export-search-data/"
data-by-ids-action="/results-export-ids/"
method="post"
data-by-search-method="post"
data-by-ids-method="post">
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
<input name="results-format" type="hidden" value="pubmed"/>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Sending..."
data-ga-category="save_share"
data-ga-action="citation_manager"
data-ga-label="save">
Create file
</button>
<button class="action-panel-cancel"
aria-label="Close 'Send citations to citation manager' panel"
ref="linksrc=close_citation_manager_panel"
aria-controls="citation-manager-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="citation_manager"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="rss-action-panel" class="rss-action-panel action-panel " aria-hidden="true">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Your RSS Feed
</h2>
<form id="rss-action-panel-form"
class="rss-action-panel-form action-panel-content action-form"
data-create-rss-feed-url="/create-rss-feed-url/"
data-search-form-term-value="">
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
<div class="action-panel-control-wrap">
<label for="rss-name" class="action-panel-label required-field-asterisk">
Name of RSS Feed:
</label>
<input maxlength="200"
placeholder="Name"
type="text"
name="rss-name"
id="rss-name"
class="rss-name"
value=''
required
pattern="[^&quot;&amp;=&lt;&gt;\/]*" title="The following characters are not allowed in the Name field: &quot;&amp;=&lt;&gt;/">
</div>
<div class="rss-limit-wrap">
<div class="action-panel-control-wrap action-panel-extra-margin-top">
<label for="rss-limit" class="action-panel-label">
Number of items displayed:
</label>
<select id="rss-limit" class="no-border-panel-selector rss-limit">
<option value="5">5</option>
<option value="10">10</option>
<option value="15" selected="selected">15</option>
<option value="20">20</option>
<option value="50">50</option>
<option value="100">100</option>
</select>
</div>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Creating..."
data-ga-category="save_share"
data-ga-action="alert"
data-ga-label="save">
Create RSS
</button>
<button class="action-panel-cancel"
aria-label="Close 'Your RSS' panel"
ref="linksrc=close_rss_panel"
aria-controls="rss-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="alert"
data-ga-label="cancel">
Cancel
</button>
</div>
<div class="action-panel-control-wrap rss-link-copy-wrap">
<label for="rss-link" class="usa-sr-only">RSS Link</label>
<input placeholder="Your RSS Feed Link" type="text" name="rss-link" id="rss-link" class="rss-link" title="RSS Link">
<button
type="button"
disabled
class="rss-link-copy-button disabled"
data-ga-category="save_share"
data-ga-action="rss"
data-ga-label="copy">
Copy
</button>
</div>
</form>
</div>
</div>
</div>
</div>
<div class="article-page" id="article-page" data-article-pmid="11673361">
<aside class="page-sidebar">
<div class="inner-wrap">
<div class="actions-buttons sidebar"><h3 class="title">Actions</h3><div class="inner-wrap"><button class="citation-button citation-dialog-trigger"
aria-label="Open dialog with citation text in different styles"
data-ga-category="save_share"
data-ga-action="cite"
data-ga-label="open"
data-all-citations-url="/11673361/citations/"
data-citation-style="nlm"
data-pubmed-format-link="/11673361/export/"><span class="button-label">Cite</span></button><link type="text/css" href="ncbi-overlay-block/src/overlay-block.css"><div class="collections-button-container" data-article-id="11673361" data-article-db="pubmed"><button class="collections-button collections-dialog-trigger"
aria-label="Save article in MyNCBI collections."
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="collections_button"
data-collections-open-dialog-enabled="false"
data-collections-open-dialog-url="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11673361%2F%23open-collections-dialog"
data-in-collections="false"><span class="button-label">Collections</span></button><div class="overlay" role="dialog"><div id="collections-action-dialog"
class="dialog collections-dialog"
aria-hidden="true"><div class="title">Add to Collections</div><div class="collections-action-panel action-panel"><form id="collections-action-dialog-form"
class="collections-action-panel-form action-panel-content action-form action-panel-smaller-selectors"
data-existing-collections-url="/list-existing-collections/"
data-add-to-existing-collection-url="/add-to-existing-collection/"
data-create-and-add-to-new-collection-url="/create-and-add-to-new-collection/"
data-myncbi-max-collection-name-length="100"
data-collections-root-url="https://www.ncbi.nlm.nih.gov/myncbi/collections/"><input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql"><div class="choice-group" role="radiogroup"><ul class="radio-group-items"><li><input type="radio"
id="collections-action-dialog-new"
class="collections-new"
name="collections"
value="new"
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="collections_radio_new"><label for="collections-action-dialog-new">Create a new collection</label></li><li><input type="radio"
id="collections-action-dialog-existing"
class="collections-existing"
name="collections"
value="existing"
checked="true"
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="collections_radio_existing"><label for="collections-action-dialog-existing">Add to an existing collection</label></li></ul></div><div class="controls-wrapper"><div class="action-panel-control-wrap new-collections-controls"><label for="collections-action-dialog-add-to-new" class="action-panel-label required-field-asterisk">
Name your collection:
</label><input
type="text"
name="add-to-new-collection"
id="collections-action-dialog-add-to-new"
class="collections-action-add-to-new"
pattern="[^&quot;&amp;=&lt;&gt;\/]*" title="The following characters are not allowed in the Name field: &quot;&amp;=&lt;&gt;/"
maxlength="100"
data-ga-category="collections_button"
data-ga-action="create_collection"
data-ga-label="non_favorties_collection"><div class="collections-new-name-too-long usa-input-error-message selection-validation-message">
Name must be less than 100 characters
</div></div><div class="action-panel-control-wrap existing-collections-controls"><label for="collections-action-dialog-add-to-existing" class="action-panel-label">
Choose a collection:
</label><select id="collections-action-dialog-add-to-existing"
class="action-panel-selector collections-action-add-to-existing"
data-ga-category="collections_button"
data-ga-action="select_collection"
data-ga-label="($('.collections-action-add-to-existing').val() === 'Favorites') ? 'Favorites' : 'non_favorites_collection'"></select><div class="collections-retry-load-on-error usa-input-error-message selection-validation-message">
Unable to load your collection due to an error<br><a href="#">Please try again</a></div></div></div><div class="action-panel-actions"><button class="action-panel-submit"
type="submit"
data-loading-label="Adding..."
data-pinger-ignore
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="add">
Add
</button><button class="action-panel-cancel"
aria-label="Close 'Add to Collections' panel"
ref="linksrc=close_collections_panel"
aria-controls="collections-action-panel"
aria-expanded="false"
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="cancel">
Cancel
</button></div></form></div></div></div></div><button class="more-actions-button more-actions-dialog-trigger"
title="Open dialog with more actions to take"
ref="linksrc=more_actions_btn"></button><div class="display-options" data-format-key="format"
data-default-format-value="abstract"
data-current-format-value="abstract" role="region"><button
class="trigger usa-button"
title="Change format"
data-ga-category="display_options"
data-ga-action="display_options_dialog"><span class="button-label">Display options</span></button><div class="dropdown" hidden><div class="title">
Display options
</div><div class="content"><div class="format-container"><span class="option-label">
Format
</span><select name="format" data-initial-value="abstract" aria-label="Display format" id="sidebar-actions-display-format"><option value="abstract">Abstract</option><option value="pubmed">PubMed</option><option value="pmid">PMID</option></select></div></div></div></div></div></div>
<div class="social-sharing">
<h3 class="title">
Share
</h3>
<ul class="social-sharing-links usa-unstyled-list">
<li>
<a href="http://twitter.com/intent/tweet?text=Tandem%20mass%20spectrometric%20analysis%20for%20amino%2C%20organic%2C%20and%20fatty%20acid%20disorders%20in%20newborn%20dried%20blood%20spots%3A%20a%20two%E2%80%A6%20https%3A//pubmed.ncbi.nlm.nih.gov/11673361/"
class="share-link share-link-twitter"
rel="noreferrer noopener"
target="Pubmed-Social-Media-Share-Popup"
title="Share article on Twitter"
data-ga-category="save_share"
data-ga-action="social"
data-ga-label="twitter"></a>
</li>
<li>
<a href="http://www.facebook.com/sharer/sharer.php?u=https%3A//pubmed.ncbi.nlm.nih.gov/11673361/"
class="share-link share-link-facebook"
rel="noreferrer noopener"
target="Pubmed-Social-Media-Share-Popup"
title="Share article on Facebook"
data-ga-category="save_share"
data-ga-action="social"
data-ga-label="fb"></a>
</li>
<li>
<div class="share-permalink">
<button class="trigger"
title="Show article permalink"
ref="linksrc=show_permalink_btn">
</button>
<div class="dropdown" hidden>
<div class="title">
Permalink
</div>
<div class="content">
<input type="text"
class="permalink-text"
value="https://pubmed.ncbi.nlm.nih.gov/11673361/"
aria-label="Article permalink"/><button class="permalink-copy-button usa-button-primary"
title="Copy article permalink"
data-ga-category="save_share"
data-ga-action="link"
data-ga-label="copy_link"><span class="button-title">Copy</span></button>
</div>
</div>
</div>
</li>
</ul>
</div>
<nav class="page-navigator" role="navigation" aria-label="Page navigation">
<div class="full-view">
<h3 class="title">
Page navigation
</h3>
<ul class="items-list">
<li class="heading ">
<a href="#heading"
aria-label="navigate to Title &amp; authors section"
data-ga-category="page_nav"
data-ga-action="heading">
Title &amp; authors
</a>
</li>
<li class="abstract ">
<a href="#abstract"
aria-label="navigate to Abstract section"
data-ga-category="page_nav"
data-ga-action="abstract">
Abstract
</a>
</li>
<li class="linked-commentary current">
<a href="#linked-commentary"
aria-label="navigate to Comment in section"
data-ga-category="page_nav"
data-ga-action="linked-commentary">
Comment in
</a>
</li>
<li class="similar ">
<a href="#similar"
aria-label="navigate to Similar articles section"
data-ga-category="page_nav"
data-ga-action="similar">
Similar articles
</a>
</li>
<li class="citedby ">
<a href="#citedby"
aria-label="navigate to Cited by section"
data-ga-category="page_nav"
data-ga-action="citedby">
Cited by
</a>
</li>
<li class="mesh-terms ">
<a href="#mesh-terms"
aria-label="navigate to MeSH terms section"
data-ga-category="page_nav"
data-ga-action="mesh-terms">
MeSH terms
</a>
</li>
<li class="substances ">
<a href="#substances"
aria-label="navigate to Substances section"
data-ga-category="page_nav"
data-ga-action="substances">
Substances
</a>
</li>
<li class="related-links ">
<a href="#related-links"
aria-label="navigate to Related information section"
data-ga-category="page_nav"
data-ga-action="related-links">
Related information
</a>
</li>
<li class="linkout ">
<a href="#linkout"
aria-label="navigate to LinkOut - more resources section"
data-ga-category="page_nav"
data-ga-action="linkout">
LinkOut - more resources
</a>
</li>
</ul>
</div>
<select class="short-view" autocomplete="off" title="navigate to selected section" aria-label="Navigate to page section">
<option value="heading">Title &amp; authors</option>
<option value="abstract">Abstract</option>
<option value="linked-commentary">Comment in</option>
<option value="similar">Similar articles</option>
<option value="citedby">Cited by</option>
<option value="mesh-terms">MeSH terms</option>
<option value="substances">Substances</option>
<option value="related-links">Related information</option>
<option value="linkout">LinkOut - more resources</option>
</select>
</nav>
</div>
</aside>
<main class="article-details" id="article-details">
<!-- "Filters applied" shows only when page is redirected from search -->
<!-- because search found one result -->
<header class="heading" id="heading">
<div class="full-view" id="full-view-heading">
<div class="article-citation">
<div class="article-source">
<div class="journal-actions dropdown-block"><button id="full-view-journal-trigger"
class="journal-actions-trigger trigger"
ref="linksrc=journal_actions_btn"
title="Clinical chemistry"
tabindex="0"
aria-controls="full-view-journal"
aria-expanded="false"
aria-label="Toggle dropdown menu for journal Clinical chemistry"
data-pinger-ignore>
Clin Chem
</button><div id="full-view-journal"
class="journal-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for journal Clinical chemistry"><div class="title">Actions</div><div class="content"><ul class="journal-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Clin+Chem%22%5Bjour%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Clin+Chem%22%5Bjour%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_journal_name_link&amp;journal_abbrev=Clin Chem"
data-ga-category="search"
data-ga-action="journal_link"
data-ga-label="Clin Chem">
Search in PubMed
</a></li><li><a class="search-in-nlm-catalog-link dropdown-block-link"
ref ="linksrc=search_in_nlm_catalog_link"
href="https://www.ncbi.nlm.nih.gov/nlmcatalog?term=%22Clin+Chem%22%5BTitle+Abbreviation%5D"
data-ga-category="search_catalog"
data-ga-action="journal_link"
data-ga-label="Clin Chem">
Search in NLM Catalog
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref ="linksrc=add_to_search_link"
role="button"
data-search-term='"Clin Chem"[jour]'
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label='"Clin Chem"[jour]'
href="#">
Add to Search
</a></li></ul></div></div></div><span class="period">. </span><span class="cit">2001 Nov;47(11):1945-55.</span>
</div>
</div>
<h1 class="heading-title">
Tandem mass spectrometric analysis for amino, organic, and fatty acid disorders in newborn dried blood spots: a two-year summary from the New England Newborn Screening Program
</h1>
<div class="inline-authors">
<div class="authors">
<div class="authors-list">
<span class="authors-list-item "><a class="full-name"
href="/?term=Zytkovicz+TH&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="T H Zytkovicz">T H Zytkovicz</a><sup class="affiliation-links"><span class="author-sup-separator">&nbsp;</span><a class="affiliation-link" title="New England Newborn Screening Program, University of Massachusetts Medical School, Jamaica Plain, 305 South St., Jamaica Plain, MA 02130, USA. thomas.zytkovicz@state.ma.us" href="#full-view-affiliation-1" ref="linksrc=author_aff">
1
</a></sup><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Fitzgerald+EF&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="E F Fitzgerald">E F Fitzgerald</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Marsden+D&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="D Marsden">D Marsden</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Larson+CA&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="C A Larson">C A Larson</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Shih+VE&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="V E Shih">V E Shih</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Johnson+DM&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="D M Johnson">D M Johnson</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Strauss+AW&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="A W Strauss">A W Strauss</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Comeau+AM&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="A M Comeau">A M Comeau</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Eaton+RB&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="R B Eaton">R B Eaton</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Grady+GF&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="G F Grady">G F Grady</a></span>
</div>
</div>
</div>
<div class="short-article-details">
Affiliations
<button
class="more-details"
id="toggle-authors"
data-alt-text="Collapse"
aria-controls="expanded-authors"
aria-expanded="false"
data-pinger-ignore
data-fetch-url="/11673361/long-authors/"
data-id-prefix="">
<span class="title">
Expand
</span>
</button>
</div>
<div class="extended-article-details" id="expanded-authors" aria-hidden="true">
<div class="expanded-authors" id="full-view-expanded-authors">
<div class="affiliations">
<h3 class="title">
Affiliation
</h3>
<ul class="item-list">
<li data-affiliation-id="full-view-affiliation-1"
id="full-view-affiliation-1"
><sup class="key">1</sup> New England Newborn Screening Program, University of Massachusetts Medical School, Jamaica Plain, 305 South St., Jamaica Plain, MA 02130, USA. thomas.zytkovicz@state.ma.us</li>
</ul>
</div>
</div>
</div>
<ul class="identifiers" id="full-view-identifiers">
<li>
<span class="identifier pubmed">
<span class="id-label">
PMID:
</span>
<strong class="current-id" title="PubMed ID">11673361</strong>
</span>
</li>
</ul>
<div class="in-clipboard-label " hidden>
Item in Clipboard
</div>
</div>
<div class="short-view" id="short-view-heading">
<h1 class="heading-title">
Tandem mass spectrometric analysis for amino, organic, and fatty acid disorders in newborn dried blood spots: a two-year summary from the New England Newborn Screening Program
</h1>
<div class="short-citation">
<span class="authors-list">
<span class="authors-list-item "><span class="full-name">T H Zytkovicz</span><span class="citation-separator">&nbsp;et al.</span></span>
</span>
<span class="citation-journal">
Clin Chem<span class="citation-separator">.</span>
</span>
<span class="date">
<span class="citation-year">2001 Nov</span><span class="citation-separator">.</span>
</span>
</div>
<div class="more-article-details-section with-display-settings">
<button class="more-article-details"
id="toggle-article-details"
data-alt-text="Hide details"
ref="linksrc=toggle_article_details"
aria-controls="full-article-details"
aria-expanded="false"
data-fetch-url="/11673361/long-authors/"
data-id-prefix="">
<span class="title">Show details</span>
</button>
<div class="display-options" data-format-key="format"
data-default-format-value="abstract"
data-current-format-value="abstract" role="region">
<button
class="trigger usa-button"
title="Change format"
data-ga-category="display_options"
data-ga-action="display_options_dialog">
<span class="button-label">Display options</span>
</button>
<div class="dropdown" hidden>
<div class="title">
Display options
</div>
<div class="content">
<div class="format-container">
<span class="option-label">
Format
</span>
<select name="format" data-initial-value="abstract" aria-label="Display format" id="mobile-display-format">
<option value="abstract">Abstract</option>
<option value="pubmed">PubMed</option>
<option value="pmid">PMID</option>
</select>
</div>
</div>
</div>
</div>
</div>
<div class="extended-article-details" id="full-article-details" aria-hidden="true">
<div class="article-citation">
<div class="article-source">
<div class="journal-actions dropdown-block"><button id="short-view-journal-trigger"
class="journal-actions-trigger trigger"
ref="linksrc=journal_actions_btn"
title="Clinical chemistry"
tabindex="0"
aria-controls="short-view-journal"
aria-expanded="false"
aria-label="Toggle dropdown menu for journal Clinical chemistry"
data-pinger-ignore>
Clin Chem
</button><div id="short-view-journal"
class="journal-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for journal Clinical chemistry"><div class="title">Actions</div><div class="content"><ul class="journal-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Clin+Chem%22%5Bjour%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Clin+Chem%22%5Bjour%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_journal_name_link&amp;journal_abbrev=Clin Chem"
data-ga-category="search"
data-ga-action="journal_link"
data-ga-label="Clin Chem">
Search in PubMed
</a></li><li><a class="search-in-nlm-catalog-link dropdown-block-link"
ref ="linksrc=search_in_nlm_catalog_link"
href="https://www.ncbi.nlm.nih.gov/nlmcatalog?term=%22Clin+Chem%22%5BTitle+Abbreviation%5D"
data-ga-category="search_catalog"
data-ga-action="journal_link"
data-ga-label="Clin Chem">
Search in NLM Catalog
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref ="linksrc=add_to_search_link"
role="button"
data-search-term='"Clin Chem"[jour]'
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label='"Clin Chem"[jour]'
href="#">
Add to Search
</a></li></ul></div></div></div><span class="period">. </span><span class="cit">2001 Nov;47(11):1945-55.</span>
</div>
</div>
<div class="expanded-authors" id="short-view-expanded-authors">
<div class="authors">
<h3 class="title">
Authors
</h3>
<div class="authors-list">
<span class="authors-list-item "><a class="full-name"
href="/?term=Zytkovicz+TH&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="T H Zytkovicz">T H Zytkovicz</a><sup class="affiliation-links"><span class="author-sup-separator">&nbsp;</span><a class="affiliation-link" title="New England Newborn Screening Program, University of Massachusetts Medical School, Jamaica Plain, 305 South St., Jamaica Plain, MA 02130, USA. thomas.zytkovicz@state.ma.us" href="#short-view-affiliation-1" ref="linksrc=author_aff">
1
</a></sup><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Fitzgerald+EF&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="E F Fitzgerald">E F Fitzgerald</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Marsden+D&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="D Marsden">D Marsden</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Larson+CA&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="C A Larson">C A Larson</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Shih+VE&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="V E Shih">V E Shih</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Johnson+DM&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="D M Johnson">D M Johnson</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Strauss+AW&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="A W Strauss">A W Strauss</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Comeau+AM&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="A M Comeau">A M Comeau</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Eaton+RB&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="R B Eaton">R B Eaton</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Grady+GF&amp;cauthor_id=11673361"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="G F Grady">G F Grady</a></span>
</div>
</div>
<div class="affiliations">
<h3 class="title">
Affiliation
</h3>
<ul class="item-list">
<li data-affiliation-id="short-view-affiliation-1"
id="short-view-affiliation-1"
><sup class="key">1</sup> New England Newborn Screening Program, University of Massachusetts Medical School, Jamaica Plain, 305 South St., Jamaica Plain, MA 02130, USA. thomas.zytkovicz@state.ma.us</li>
</ul>
</div>
</div>
<ul class="identifiers" id="short-view-identifiers">
<li>
<span class="identifier pubmed">
<span class="id-label">
PMID:
</span>
<strong class="current-id" title="PubMed ID">11673361</strong>
</span>
</li>
</ul>
<div class="in-clipboard-label " hidden>
Item in Clipboard
</div>
</div>
</div>
</header>
<div class="actions-buttons inline"><div class="inner-wrap"><button class="citation-button citation-dialog-trigger"
aria-label="Open dialog with citation text in different styles"
data-ga-category="save_share"
data-ga-action="cite"
data-ga-label="open"
data-all-citations-url="/11673361/citations/"
data-citation-style="nlm"
data-pubmed-format-link="/11673361/export/"><span class="button-label">Cite</span></button><button class="more-actions-button more-actions-dialog-trigger"
title="Open dialog with more actions to take"
ref="linksrc=more_actions_btn"></button><div class="display-options" data-format-key="format"
data-default-format-value="abstract"
data-current-format-value="abstract" role="region"><button
class="trigger usa-button"
title="Change format"
data-ga-category="display_options"
data-ga-action="display_options_dialog"><span class="button-label">Display options</span></button><div class="dropdown" hidden><div class="title">
Display options
</div><div class="content"><div class="format-container"><span class="option-label">
Format
</span><select name="format" data-initial-value="abstract" aria-label="Display format" id="inline-actions-display-format"><option value="abstract">Abstract</option><option value="pubmed">PubMed</option><option value="pmid">PMID</option></select></div></div></div></div></div></div>
<div class="abstract" id="abstract">
<h2 class="title">
Abstract
</h2>
<div class="abstract-content selected"
id="eng-abstract">
<p>
<strong class="sub-title">
Background:
</strong>
Tandem mass spectrometry (MS/MS) is rapidly being adopted by newborn screening programs to screen dried blood spots for &gt;20 markers of disease in a single assay. Limited information is available for setting the marker cutoffs and for the resulting positive predictive values.
</p>
<p>
<strong class="sub-title">
Methods:
</strong>
We screened &gt;160 000 newborns by MS/MS. The markers were extracted from blood spots into a methanol solution with deuterium-labeled internal standards and then were derivatized before analysis by MS/MS. Multiple reaction monitoring of each sample for the markers of interest was accomplished in approximately 1.9 min. Cutoffs for each marker were set at 6-13 SD above the population mean.
</p>
<p>
<strong class="sub-title">
Results:
</strong>
We identified 22 babies with amino acid disorders (7 phenylketonuria, 11 hyperphenylalaninemia, 1 maple syrup urine disease, 1 hypermethioninemia, 1 arginosuccinate lyase deficiency, and 1 argininemia) and 20 infants with fatty and organic acid disorders (10 medium-chain acyl-CoA dehydrogenase deficiencies, 5 presumptive short-chain acyl-CoA dehydrogenase deficiencies, 2 propionic acidemias, 1 carnitine palmitoyltransferase II deficiency, 1 methylcrotonyl-CoA carboxylase deficiency, and 1 presumptive very-long chain acyl-CoA dehydrogenase deficiency). Approximately 0.3% of all newborns screened were flagged for either amino acid or acylcarnitine markers; approximately one-half of all the flagged infants were from the 5% of newborns who required neonatal intensive care or had birth weights &lt;1500 g.
</p>
<p>
<strong class="sub-title">
Conclusions:
</strong>
In screening for 23 metabolic disorders by MS/MS, an mean positive predictive value of 8% can be achieved when using cutoffs for individual markers determined empirically on newborns.
</p>
</div>
</div>
<p class="disclaimer" id="disclaimer">
<a href="/disclaimer/" target="_blank" data-ga-category="literature_resources"
data-ga-action="disclaimer_link" data-ga-label="under_abstract">PubMed Disclaimer</a>
</p>
<div class="linked-articles" id="linked-commentary">
<h2 class="title">
Comment in
</h2>
<ul class="item-list usa-unstyled-list">
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/11673359/"
ref="article_id=11673359&amp;linksrc=comments_link"
data-ga-category="comment_correction"
data-ga-action="abstract_page_link"
data-ga-label="linked-commentary">
Newborn screening by tandem mass spectrometry: gaining experience.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Sweetman L.</span>
<span class="docsum-authors short-authors">Sweetman L.</span>
<span class="docsum-journal-citation full-journal-citation">Clin Chem. 2001 Nov;47(11):1937-8.</span>
<span class="docsum-journal-citation short-journal-citation">Clin Chem. 2001.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">11673359</span></span>
<span class="no-abstract spaced-citation-item citation-part">No abstract available.</span>
</div>
</div>
</li>
</ul>
</div>
<div class="similar-articles" id="similar">
<h2 class="title">
Similar articles
</h2>
<ul class="articles-list" id="similar-articles-list">
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/17347912/"
ref="article_id=17347912&amp;linksrc=similar_articles_link&amp;ordinalpos=1"
data-ga-category="similar_article"
data-ga-action="17347912"
data-ga-label="">
Selective screening for inborn errors of metabolism on clinical patients using tandem mass spectrometry in China: a four-year report.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Han LS, Ye J, Qiu WJ, Gao XL, Wang Y, Gu XF.</span>
<span class="docsum-authors short-authors">Han LS, et al.</span>
<span class="docsum-journal-citation full-journal-citation">J Inherit Metab Dis. 2007 Aug;30(4):507-14. doi: 10.1007/s10545-007-0543-9. Epub 2007 Mar 8.</span>
<span class="docsum-journal-citation short-journal-citation">J Inherit Metab Dis. 2007.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">17347912</span></span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/33372917/"
ref="article_id=33372917&amp;linksrc=similar_articles_link&amp;ordinalpos=2"
data-ga-category="similar_article"
data-ga-action="33372917"
data-ga-label="">
[Newborn Screening Program in the Community of Madrid: evaluation of positive cases.].
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Cambra Conejero A, Martínez Figueras L, Ortiz Temprado A, Blanco Soto P, Martín Rivada Á, Palomino Pérez L, Cañedo Villarroya E, Pedrón Giner C, Quijada Fraile P, Martín-Hernández E, García Silva MT, Chumillas Calzada S, Bellusci M, Belanger-Quintana A, Stanescu S, Martínez-Pardo Casanova M, Moráis López A, Bergua Martínez A, Ruiz-Salas P, Pérez González B, Ugarte M, Ruano MLF.</span>
<span class="docsum-authors short-authors">Cambra Conejero A, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Rev Esp Salud Publica. 2020 Dec 16;94:e202012185.</span>
<span class="docsum-journal-citation short-journal-citation">Rev Esp Salud Publica. 2020.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">33372917</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
<span class="language spaced-citation-item citation-part">Spanish.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/20567911/"
ref="article_id=20567911&amp;linksrc=similar_articles_link&amp;ordinalpos=3"
data-ga-category="similar_article"
data-ga-action="20567911"
data-ga-label="">
Nationwide survey of extended newborn screening by tandem mass spectrometry in Taiwan.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Niu DM, Chien YH, Chiang CC, Ho HC, Hwu WL, Kao SM, Chiang SH, Kao CH, Liu TT, Chiang H, Hsiao KJ.</span>
<span class="docsum-authors short-authors">Niu DM, et al.</span>
<span class="docsum-journal-citation full-journal-citation">J Inherit Metab Dis. 2010 Oct;33(Suppl 2):S295-305. doi: 10.1007/s10545-010-9129-z. Epub 2010 Jun 22.</span>
<span class="docsum-journal-citation short-journal-citation">J Inherit Metab Dis. 2010.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">20567911</span></span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/9848021/"
ref="article_id=9848021&amp;linksrc=similar_articles_link&amp;ordinalpos=4"
data-ga-category="similar_article"
data-ga-action="9848021"
data-ga-label="">
Tandem spectrometry in newborn screening.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Seashore MR.</span>
<span class="docsum-authors short-authors">Seashore MR.</span>
<span class="docsum-journal-citation full-journal-citation">Curr Opin Pediatr. 1998 Dec;10(6):609-14. doi: 10.1097/00008480-199810060-00013.</span>
<span class="docsum-journal-citation short-journal-citation">Curr Opin Pediatr. 1998.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">9848021</span></span>
<span class="publication-type spaced-citation-item citation-part">Review.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/12523003/"
ref="article_id=12523003&amp;linksrc=similar_articles_link&amp;ordinalpos=5"
data-ga-category="similar_article"
data-ga-action="12523003"
data-ga-label="">
[Screening of newborns for inborn errors of metabolism by tandem mass spectrometry].
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Simonsen H.</span>
<span class="docsum-authors short-authors">Simonsen H.</span>
<span class="docsum-journal-citation full-journal-citation">Ugeskr Laeger. 2002 Nov 25;164(48):5607-12.</span>
<span class="docsum-journal-citation short-journal-citation">Ugeskr Laeger. 2002.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">12523003</span></span>
<span class="publication-type spaced-citation-item citation-part">Review.</span>
<span class="language spaced-citation-item citation-part">Danish.</span>
</div>
</div>
</li>
</ul>
<div class="actions-bar">
<a
class="show-all-linked-articles"
data-href="/?linkname=pubmed_pubmed&from_uid=11673361"
data-ga-category="similar_article"
data-ga-action="show_all"
>
See all similar articles
</a>
</div>
</div>
<div class="citedby-articles" id="citedby">
<h2 class="title">
Cited by
</h2>
<ul class="articles-list" id="citedby-articles-list">
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/27353524/"
ref="article_id=27353524&amp;linksrc=citedby_articles_link&amp;ordinalpos=1"
data-ga-category="cited_by"
data-ga-action="27353524"
data-ga-label="">
Fermentable soluble fibres spare amino acids in healthy dogs fed a low-protein diet.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Wambacq W, Rybachuk G, Jeusette I, Rochus K, Wuyts B, Fievez V, Nguyen P, Hesta M.</span>
<span class="docsum-authors short-authors">Wambacq W, et al.</span>
<span class="docsum-journal-citation full-journal-citation">BMC Vet Res. 2016 Jun 28;12(1):130. doi: 10.1186/s12917-016-0752-2.</span>
<span class="docsum-journal-citation short-journal-citation">BMC Vet Res. 2016.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">27353524</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/23700290/"
ref="article_id=23700290&amp;linksrc=citedby_articles_link&amp;ordinalpos=2"
data-ga-category="cited_by"
data-ga-action="23700290"
data-ga-label="">
Fatty Acid oxidation disorders in a chinese population in taiwan.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Chien YH, Lee NC, Chao MC, Chen LC, Chen LH, Chien CC, Ho HC, Suen JH, Hwu WL.</span>
<span class="docsum-authors short-authors">Chien YH, et al.</span>
<span class="docsum-journal-citation full-journal-citation">JIMD Rep. 2013;11:165-72. doi: 10.1007/8904_2013_236. Epub 2013 May 23.</span>
<span class="docsum-journal-citation short-journal-citation">JIMD Rep. 2013.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">23700290</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/31023387/"
ref="article_id=31023387&amp;linksrc=citedby_articles_link&amp;ordinalpos=3"
data-ga-category="cited_by"
data-ga-action="31023387"
data-ga-label="">
Systematic literature review and meta-analysis on the epidemiology of methylmalonic acidemia (MMA) with a focus on MMA caused by methylmalonyl-CoA mutase (mut) deficiency.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Almási T, Guey LT, Lukacs C, Csetneki K, Vokó Z, Zelei T.</span>
<span class="docsum-authors short-authors">Almási T, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Orphanet J Rare Dis. 2019 Apr 25;14(1):84. doi: 10.1186/s13023-019-1063-z.</span>
<span class="docsum-journal-citation short-journal-citation">Orphanet J Rare Dis. 2019.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">31023387</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/19157942/"
ref="article_id=19157942&amp;linksrc=citedby_articles_link&amp;ordinalpos=4"
data-ga-category="cited_by"
data-ga-action="19157942"
data-ga-label="">
A Delphi clinical practice protocol for the management of very long chain acyl-CoA dehydrogenase deficiency.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Arnold GL, Van Hove J, Freedenberg D, Strauss A, Longo N, Burton B, Garganta C, Ficicioglu C, Cederbaum S, Harding C, Boles RG, Matern D, Chakraborty P, Feigenbaum A.</span>
<span class="docsum-authors short-authors">Arnold GL, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Mol Genet Metab. 2009 Mar;96(3):85-90. doi: 10.1016/j.ymgme.2008.09.008. Epub 2009 Jan 20.</span>
<span class="docsum-journal-citation short-journal-citation">Mol Genet Metab. 2009.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">19157942</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/23842438/"
ref="article_id=23842438&amp;linksrc=citedby_articles_link&amp;ordinalpos=5"
data-ga-category="cited_by"
data-ga-action="23842438"
data-ga-label="">
Newborn screening for medium-chain acyl-CoA dehydrogenase deficiency: regional experience and high incidence of carnitine deficiency.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Couce ML, Sánchez-Pintos P, Diogo L, Leão-Teles E, Martins E, Santos H, Bueno MA, Delgado-Pecellín C, Castiñeiras DE, Cocho JA, García-Villoria J, Ribes A, Fraga JM, Rocha H.</span>
<span class="docsum-authors short-authors">Couce ML, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Orphanet J Rare Dis. 2013 Jul 10;8:102. doi: 10.1186/1750-1172-8-102.</span>
<span class="docsum-journal-citation short-journal-citation">Orphanet J Rare Dis. 2013.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">23842438</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
</ul>
<div class="actions-bar">
<a
class="show-all-linked-articles"
data-href="/?linkname=pubmed_pubmed_citedin&from_uid=11673361"
data-ga-category="cited_by"
data-ga-action="show_all"
>
See all "Cited by" articles
</a>
</div>
</div>
<div id="mesh-terms" class="mesh-terms keywords-section">
<h2 class="title">
MeSH terms
</h2>
<ul class="keywords-list"><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Amino Acid Metabolism, Inborn Errors / diagnosis"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-0"
aria-expanded="false"
data-pinger-ignore>
Amino Acid Metabolism, Inborn Errors / diagnosis
</button><div id="keyword-actions-mesh-terms-0"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Amino Acid Metabolism, Inborn Errors / diagnosis"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Amino+Acid+Metabolism%2C+Inborn+Errors%2Fdiagnosis%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Amino+Acid+Metabolism%2C+Inborn+Errors%2Fdiagnosis%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Amino Acid Metabolism, Inborn Errors/diagnosis&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Amino Acid Metabolism, Inborn Errors / diagnosis">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Amino+Acid+Metabolism%2C+Inborn+Errors"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Amino Acid Metabolism, Inborn Errors / diagnosis">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Amino Acid Metabolism, Inborn Errors/diagnosis&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Amino Acid Metabolism, Inborn Errors/diagnosis&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Amino Acid Metabolism, Inborn Errors / epidemiology*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-1"
aria-expanded="false"
data-pinger-ignore>
Amino Acid Metabolism, Inborn Errors / epidemiology*
</button><div id="keyword-actions-mesh-terms-major-1"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Amino Acid Metabolism, Inborn Errors / epidemiology*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Amino+Acid+Metabolism%2C+Inborn+Errors%2Fepidemiology%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Amino+Acid+Metabolism%2C+Inborn+Errors%2Fepidemiology%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Amino Acid Metabolism, Inborn Errors/epidemiology&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Amino Acid Metabolism, Inborn Errors / epidemiology*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Amino+Acid+Metabolism%2C+Inborn+Errors"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Amino Acid Metabolism, Inborn Errors / epidemiology*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Amino Acid Metabolism, Inborn Errors/epidemiology&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Amino Acid Metabolism, Inborn Errors/epidemiology&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Blood Specimen Collection / methods"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-2"
aria-expanded="false"
data-pinger-ignore>
Blood Specimen Collection / methods
</button><div id="keyword-actions-mesh-terms-2"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Blood Specimen Collection / methods"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Blood+Specimen+Collection%2Fmethods%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Blood+Specimen+Collection%2Fmethods%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Blood Specimen Collection/methods&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Blood Specimen Collection / methods">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Blood+Specimen+Collection"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Blood Specimen Collection / methods">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Blood Specimen Collection/methods&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Blood Specimen Collection/methods&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Carboxylic Acids / metabolism*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-3"
aria-expanded="false"
data-pinger-ignore>
Carboxylic Acids / metabolism*
</button><div id="keyword-actions-mesh-terms-major-3"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Carboxylic Acids / metabolism*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Carboxylic+Acids%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Carboxylic+Acids%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Carboxylic Acids/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Carboxylic Acids / metabolism*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Carboxylic+Acids"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Carboxylic Acids / metabolism*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Carboxylic Acids/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Carboxylic Acids/metabolism&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Fatty Acids / metabolism*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-4"
aria-expanded="false"
data-pinger-ignore>
Fatty Acids / metabolism*
</button><div id="keyword-actions-mesh-terms-major-4"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Fatty Acids / metabolism*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Fatty+Acids%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Fatty+Acids%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Fatty Acids/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Fatty Acids / metabolism*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Fatty+Acids"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Fatty Acids / metabolism*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Fatty Acids/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Fatty Acids/metabolism&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Humans"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-5"
aria-expanded="false"
data-pinger-ignore>
Humans
</button><div id="keyword-actions-mesh-terms-5"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Humans"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Humans%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Humans%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Humans&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Humans">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Humans"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Humans">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Humans&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Humans&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Infant, Newborn"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-6"
aria-expanded="false"
data-pinger-ignore>
Infant, Newborn
</button><div id="keyword-actions-mesh-terms-6"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Infant, Newborn"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Infant%2C+Newborn%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Infant%2C+Newborn%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Infant, Newborn&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Infant, Newborn">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Infant%2C+Newborn"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Infant, Newborn">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Infant, Newborn&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Infant, Newborn&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Lipid Metabolism, Inborn Errors / diagnosis"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-7"
aria-expanded="false"
data-pinger-ignore>
Lipid Metabolism, Inborn Errors / diagnosis
</button><div id="keyword-actions-mesh-terms-7"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Lipid Metabolism, Inborn Errors / diagnosis"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Lipid+Metabolism%2C+Inborn+Errors%2Fdiagnosis%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Lipid+Metabolism%2C+Inborn+Errors%2Fdiagnosis%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Lipid Metabolism, Inborn Errors/diagnosis&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Lipid Metabolism, Inborn Errors / diagnosis">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Lipid+Metabolism%2C+Inborn+Errors"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Lipid Metabolism, Inborn Errors / diagnosis">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Lipid Metabolism, Inborn Errors/diagnosis&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Lipid Metabolism, Inborn Errors/diagnosis&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Lipid Metabolism, Inborn Errors / epidemiology*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-8"
aria-expanded="false"
data-pinger-ignore>
Lipid Metabolism, Inborn Errors / epidemiology*
</button><div id="keyword-actions-mesh-terms-major-8"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Lipid Metabolism, Inborn Errors / epidemiology*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Lipid+Metabolism%2C+Inborn+Errors%2Fepidemiology%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Lipid+Metabolism%2C+Inborn+Errors%2Fepidemiology%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Lipid Metabolism, Inborn Errors/epidemiology&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Lipid Metabolism, Inborn Errors / epidemiology*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Lipid+Metabolism%2C+Inborn+Errors"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Lipid Metabolism, Inborn Errors / epidemiology*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Lipid Metabolism, Inborn Errors/epidemiology&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Lipid Metabolism, Inborn Errors/epidemiology&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Mass Spectrometry / methods"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-9"
aria-expanded="false"
data-pinger-ignore>
Mass Spectrometry / methods
</button><div id="keyword-actions-mesh-terms-9"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Mass Spectrometry / methods"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Mass+Spectrometry%2Fmethods%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Mass+Spectrometry%2Fmethods%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Mass Spectrometry/methods&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Mass Spectrometry / methods">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Mass+Spectrometry"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Mass Spectrometry / methods">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Mass Spectrometry/methods&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Mass Spectrometry/methods&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Massachusetts / epidemiology"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-10"
aria-expanded="false"
data-pinger-ignore>
Massachusetts / epidemiology
</button><div id="keyword-actions-mesh-terms-10"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Massachusetts / epidemiology"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Massachusetts%2Fepidemiology%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Massachusetts%2Fepidemiology%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Massachusetts/epidemiology&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Massachusetts / epidemiology">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Massachusetts"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Massachusetts / epidemiology">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Massachusetts/epidemiology&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Massachusetts/epidemiology&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Neonatal Screening / methods*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-11"
aria-expanded="false"
data-pinger-ignore>
Neonatal Screening / methods*
</button><div id="keyword-actions-mesh-terms-major-11"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Neonatal Screening / methods*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Neonatal+Screening%2Fmethods%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Neonatal+Screening%2Fmethods%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Neonatal Screening/methods&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Neonatal Screening / methods*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Neonatal+Screening"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Neonatal Screening / methods*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Neonatal Screening/methods&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Neonatal Screening/methods&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Predictive Value of Tests"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-12"
aria-expanded="false"
data-pinger-ignore>
Predictive Value of Tests
</button><div id="keyword-actions-mesh-terms-12"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Predictive Value of Tests"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Predictive+Value+of+Tests%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Predictive+Value+of+Tests%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Predictive Value of Tests&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Predictive Value of Tests">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Predictive+Value+of+Tests"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Predictive Value of Tests">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Predictive Value of Tests&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Predictive Value of Tests&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li></ul>
</div>
<div id="substances" class="substances keywords-section">
<h2 class="title">
Substances
</h2>
<ul class="keywords-list"><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Carboxylic Acids"
tabindex="0"
aria-controls="keyword-actions-substances-0"
aria-expanded="false"
data-pinger-ignore>
Carboxylic Acids
</button><div id="keyword-actions-substances-0"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Carboxylic Acids"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Carboxylic+Acids%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Carboxylic+Acids%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Carboxylic Acids&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Carboxylic Acids">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Carboxylic+Acids%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Carboxylic Acids">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Carboxylic Acids&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Carboxylic Acids&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Fatty Acids"
tabindex="0"
aria-controls="keyword-actions-substances-1"
aria-expanded="false"
data-pinger-ignore>
Fatty Acids
</button><div id="keyword-actions-substances-1"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Fatty Acids"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Fatty+Acids%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Fatty+Acids%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Fatty Acids&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Fatty Acids">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Fatty+Acids%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Fatty Acids">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Fatty Acids&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Fatty Acids&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li></ul>
</div>
<div id="related-links" class="related-links">
<h2 class="title">
Related information
</h2>
<ul class="related-links-list"><li><a title="PubMed links associated with Books" href="https://www.ncbi.nlm.nih.gov/books?linkname=pubmed_books_refs&amp;from_uid=11673361"
ref="log$=recordlinks&logdbfrom=pubmed&ncbi_uid=11673361&ordinalpos=1&linkpos=1">
Cited in Books
</a></li><li><a title="Clinical variations associated with publication" href="https://www.ncbi.nlm.nih.gov/clinvar?linkname=pubmed_clinvar&amp;from_uid=11673361"
ref="log$=recordlinks&logdbfrom=pubmed&ncbi_uid=11673361&ordinalpos=1&linkpos=2">
ClinVar
</a></li><li><a title="Related information in MedGen" href="https://www.ncbi.nlm.nih.gov/medgen?linkname=pubmed_medgen&amp;from_uid=11673361"
ref="log$=recordlinks&logdbfrom=pubmed&ncbi_uid=11673361&ordinalpos=1&linkpos=3">
MedGen
</a></li><li><a title="Related records in MedGen based on citations in GeneReviews and Medical Genetics Summaries" href="https://www.ncbi.nlm.nih.gov/medgen?linkname=pubmed_medgen_bookshelf_cited&amp;from_uid=11673361"
ref="log$=recordlinks&logdbfrom=pubmed&ncbi_uid=11673361&ordinalpos=1&linkpos=4">
MedGen (Bookshelf cited)
</a></li><li><a title="Related PubChem Compound via MeSH" href="https://www.ncbi.nlm.nih.gov/pccompound?linkname=pubmed_pccompound_mesh&amp;from_uid=11673361"
ref="log$=recordlinks&logdbfrom=pubmed&ncbi_uid=11673361&ordinalpos=1&linkpos=5">
PubChem Compound (MeSH Keyword)
</a></li></ul>
</div>
<div id="linkout" class="linkout">
<h2 class="title">
LinkOut - more resources
</h2>
<ul class="linkout-list"><li><h3 class="linkout-category">Full Text Sources</h3><ul class="linkout-category-links"><li><a
href="http://ovidsp.ovid.com/ovidweb.cgi?T=JS&amp;PAGE=linkout&amp;SEARCH=11673361.ui"
target="_blank"
rel="noopener"
ref="linksrc=linkout_link&PrId=3682&uid=11673361&db=pubmed&itool=Abstract&log$=linkoutlink&nlmid=9421549"
data-ga-category="link_out"
data-ga-action="Full Text Sources"
data-ga-label="Ovid Technologies, Inc."
>
Ovid Technologies, Inc.
</a></li></ul></li><li><h3 class="linkout-category">Other Literature Sources</h3><ul class="linkout-category-links"><li><a
href="https://www.lens.org/lens/search/patent/list?q=reference_cited.npl.ids.pmid:11673361"
target="_blank"
rel="noopener"
ref="linksrc=linkout_link&PrId=8681&uid=11673361&db=pubmed&itool=Abstract&log$=linkoutlink&nlmid=9421549"
data-ga-category="link_out"
data-ga-action="Other Literature Sources"
data-ga-label="The Lens - Patent Citations Database"
>
The Lens - Patent Citations Database
</a></li></ul></li><li><h3 class="linkout-category">Medical</h3><ul class="linkout-category-links"><li><a
href="https://medlineplus.gov/lipidmetabolismdisorders.html"
target="_blank"
rel="noopener"
ref="linksrc=linkout_link&PrId=3162&uid=11673361&db=pubmed&itool=Abstract&log$=linkoutlink&nlmid=9421549"
data-ga-category="link_out"
data-ga-action="Medical"
data-ga-label="MedlinePlus Health Information"
>
MedlinePlus Health Information
</a></li></ul></li></ul>
</div>
</main>
<div class="overlay" role="dialog" aria-label="Citation Dialog">
<div class="dialog citation-dialog">
<button class="close-overlay" tabindex="1">[x]</button>
<div class="title">Cite</div>
<div class="citation-text-block">
<div class="citation-text"></div>
<div class="citation-actions">
<button
class="copy-button dialog-focus"
data-ga-category="save_share"
data-ga-action="cite"
data-ga-label="copy"
tabindex="2">
Copy
</button>
<form method="post">
<input type="hidden" name="csrfmiddlewaretoken" value="PMQcuoD6FqTLL342DEwqOo3ufHogz3S16zAh7e6sf1GfFuaSgX9siwz8NL6ssEql">
<button type="submit"
class="export-button"
data-ga-category="save_share"
data-ga-action="cite"
data-ga-label="download"
title="Download a file for external citation management software"
tabindex="3">
<span class="download-title">Download .nbib</span>
<span class="download-title-mobile">.nbib</span>
</button>
</form>
<div class="citation-style-selector-wrapper">
<label class="selector-label">Format:</label>
<select aria-label="Format" class="citation-style-selector" tabindex="4">
<option data-style-url-name="ama"
value="AMA"
>
AMA
</option>
<option data-style-url-name="apa"
value="APA"
>
APA
</option>
<option data-style-url-name="mla"
value="MLA"
>
MLA
</option>
<option data-style-url-name="nlm"
value="NLM"
selected="selected">
NLM
</option>
</select>
</div>
</div>
</div>
</div>
</div>
<div class="overlay" role="dialog" aria-label="More Actions Dialog">
<div id="more-actions-dialog" class="dialog more-actions-dialog">
<strong class="title">Send To</strong>
<ul class="more-actions-links">
<li><a id="clipboard-trigger" role="button" class="submit-button clipboard-trigger clipboard-trigger-target dialog-focus link-item " href="#">Clipboard</a></li>
<li><a class="email-trigger link-item" role="button" href="#">Email</a></li>
<li><a class="save-trigger link-item" role="button" href="#">Save</a></li>
<li><a class="link-item" role="button" href="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11673361%2F%23open-bibliography-panel">My Bibliography</a></li>
<li><a class="link-item" role="button" href="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11673361%2F%23open-collections-panel">Collections</a></li>
<li><a class="citation-manager-trigger link-item" role="button" href="#">Citation Manager</a></li>
</ul>
<button class="close-overlay">[x]</button>
</div>
</div>
</div>
<div id="ncbi-footer">
<div class="literature-footer" role="complementary" title="Links to NCBI Literature Resources">
<div class="usa-grid">
<p class="literature-footer-text">NCBI Literature Resources</p>
<p class="literature-footer-text">
<a class="literature-footer-link" data-ga-category="literature_resources" data-ga-action="mesh_link" href="https://www.ncbi.nlm.nih.gov/mesh/">MeSH</a>
<a class="literature-footer-link" data-ga-category="literature_resources" data-ga-action="pmc_link" href="https://www.ncbi.nlm.nih.gov/pmc/">PMC</a>
<a class="literature-footer-link" data-ga-category="literature_resources" data-ga-action="bookshelf_link" href="https://www.ncbi.nlm.nih.gov/books">Bookshelf</a>
<a class="literature-footer-link" data-ga-category="literature_resources" data-ga-action="disclaimer_link" href="/disclaimer/">Disclaimer</a>
</p>
<p class="literature-footer-text attribution-statement">The PubMed wordmark and PubMed logo are registered trademarks of the U.S. Department of Health and Human Services (HHS). Unauthorized use of these marks is strictly prohibited.</p>
</div>
</div>
<!-- ========== BEGIN FOOTER ========== -->
<footer>
<section class="icon-section">
<div id="icon-section-header" class="icon-section_header">Follow NCBI</div>
<div class="grid-container container">
<div class="icon-section_container">
<a class="footer-icon" id="footer_twitter" href="https://twitter.com/ncbi" aria-label="Twitter">
<svg width="40" height="40" viewBox="0 0 40 37" fill="none" xmlns="http://www.w3.org/2000/svg">
<title>Twitter</title>
<g id="twitterx1008">
<path id="path1008"
d="M6.06736 7L16.8778 20.8991L6.00001 32.2H10.2L18.6 23.1L25.668 32.2H34L22.8 17.5L31.9 7H28.4L20.7 15.4L14.401 7H6.06898H6.06736ZM9.66753 8.73423H12.9327L29.7327 30.4658H26.5697L9.66753 8.73423Z"
fill="#5B616B"/>
</g>
</svg>
</a>
<a class="footer-icon" id="footer_facebook" href="https://www.facebook.com/ncbi.nlm" aria-label="Facebook"><svg
data-name="Layer 1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 300">
<title>Facebook</title>
<path class="cls-11"
d="M210.5,115.12H171.74V97.82c0-8.14,5.39-10,9.19-10h27.14V52l-39.32-.12c-35.66,0-42.42,26.68-42.42,43.77v19.48H99.09v36.32h27.24v109h45.41v-109h35Z">
</path>
</svg></a>
<a class="footer-icon" id="footer_linkedin"
href="https://www.linkedin.com/company/ncbinlm"
aria-label="LinkedIn"><svg data-name="Layer 1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 300">
<title>LinkedIn</title>
<path class="cls-11"
d="M101.64,243.37H57.79v-114h43.85Zm-22-131.54h-.26c-13.25,0-21.82-10.36-21.82-21.76,0-11.65,8.84-21.15,22.33-21.15S101.7,78.72,102,90.38C102,101.77,93.4,111.83,79.63,111.83Zm100.93,52.61A17.54,17.54,0,0,0,163,182v61.39H119.18s.51-105.23,0-114H163v13a54.33,54.33,0,0,1,34.54-12.66c26,0,44.39,18.8,44.39,55.29v58.35H198.1V182A17.54,17.54,0,0,0,180.56,164.44Z">
</path>
</svg></a>
<a class="footer-icon" id="footer_github" href="https://github.com/ncbi" aria-label="GitHub"><svg
data-name="Layer 1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 300">
<defs>
<style>
.cls-11,
.cls-12 {
fill: #737373;
}
.cls-11 {
fill-rule: evenodd;
}
</style>
</defs>
<title>GitHub</title>
<path class="cls-11"
d="M151.36,47.28a105.76,105.76,0,0,0-33.43,206.1c5.28,1,7.22-2.3,7.22-5.09,0-2.52-.09-10.85-.14-19.69-29.42,6.4-35.63-12.48-35.63-12.48-4.81-12.22-11.74-15.47-11.74-15.47-9.59-6.56.73-6.43.73-6.43,10.61.75,16.21,10.9,16.21,10.9,9.43,16.17,24.73,11.49,30.77,8.79,1-6.83,3.69-11.5,6.71-14.14C108.57,197.1,83.88,188,83.88,147.51a40.92,40.92,0,0,1,10.9-28.39c-1.1-2.66-4.72-13.42,1-28,0,0,8.88-2.84,29.09,10.84a100.26,100.26,0,0,1,53,0C198,88.3,206.9,91.14,206.9,91.14c5.76,14.56,2.14,25.32,1,28a40.87,40.87,0,0,1,10.89,28.39c0,40.62-24.74,49.56-48.29,52.18,3.79,3.28,7.17,9.71,7.17,19.58,0,14.15-.12,25.54-.12,29,0,2.82,1.9,6.11,7.26,5.07A105.76,105.76,0,0,0,151.36,47.28Z">
</path>
<path class="cls-12"
d="M85.66,199.12c-.23.52-1.06.68-1.81.32s-1.2-1.06-.95-1.59,1.06-.69,1.82-.33,1.21,1.07.94,1.6Zm-1.3-1">
</path>
<path class="cls-12"
d="M90,203.89c-.51.47-1.49.25-2.16-.49a1.61,1.61,0,0,1-.31-2.19c.52-.47,1.47-.25,2.17.49s.82,1.72.3,2.19Zm-1-1.08">
</path>
<path class="cls-12"
d="M94.12,210c-.65.46-1.71,0-2.37-.91s-.64-2.07,0-2.52,1.7,0,2.36.89.65,2.08,0,2.54Zm0,0"></path>
<path class="cls-12"
d="M99.83,215.87c-.58.64-1.82.47-2.72-.41s-1.18-2.06-.6-2.7,1.83-.46,2.74.41,1.2,2.07.58,2.7Zm0,0">
</path>
<path class="cls-12"
d="M107.71,219.29c-.26.82-1.45,1.2-2.64.85s-2-1.34-1.74-2.17,1.44-1.23,2.65-.85,2,1.32,1.73,2.17Zm0,0">
</path>
<path class="cls-12"
d="M116.36,219.92c0,.87-1,1.59-2.24,1.61s-2.29-.68-2.3-1.54,1-1.59,2.26-1.61,2.28.67,2.28,1.54Zm0,0">
</path>
<path class="cls-12"
d="M124.42,218.55c.15.85-.73,1.72-2,1.95s-2.37-.3-2.52-1.14.73-1.75,2-2,2.37.29,2.53,1.16Zm0,0"></path>
</svg></a>
<a class="footer-icon" id="footer_blog" href="https://ncbiinsights.ncbi.nlm.nih.gov/" aria-label="Blog">
<svg id="Layer_1" data-name="Layer 1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 40 40"><defs><style>.cls-1{fill:#737373;}</style></defs><path class="cls-1" d="M14,30a4,4,0,1,1-4-4,4,4,0,0,1,4,4Zm11,3A19,19,0,0,0,7.05,15a1,1,0,0,0-1,1v3a1,1,0,0,0,.93,1A14,14,0,0,1,20,33.07,1,1,0,0,0,21,34h3a1,1,0,0,0,1-1Zm9,0A28,28,0,0,0,7,6,1,1,0,0,0,6,7v3a1,1,0,0,0,1,1A23,23,0,0,1,29,33a1,1,0,0,0,1,1h3A1,1,0,0,0,34,33Z"/></svg>
</a>
</div>
</div>
</section>
<section class="container-fluid bg-primary">
<div class="container pt-5">
<div class="row mt-3">
<div class="col-lg-3 col-12">
<p><a class="text-white" href="https://www.nlm.nih.gov/socialmedia/index.html">Connect with NLM</a></p>
<ul class="list-inline social_media">
<li class="list-inline-item"><a href="https://twitter.com/NLM_NIH" aria-label="Twitter"
target="_blank" rel="noopener noreferrer">
<svg width="35" height="35" viewBox="0 0 38 35" fill="none" xmlns="http://www.w3.org/2000/svg">
<title>Twitter</title>
<g id="twitterx1009" clip-path="url(#clip0_65276_3946)">
<path id="Vector" d="M17.5006 34.6565C26.9761 34.6565 34.6575 26.9751 34.6575 17.4996C34.6575 8.02416 26.9761 0.342773 17.5006 0.342773C8.02514 0.342773 0.34375 8.02416 0.34375 17.4996C0.34375 26.9751 8.02514 34.6565 17.5006 34.6565Z" fill="#205493" stroke="white" stroke-width="1.2" stroke-miterlimit="10"></path>
<path id="path1009" d="M8.54811 8.5L16.2698 18.4279L8.50001 26.5H11.5L17.5 20L22.5486 26.5H28.5L20.5 16L27 8.5H24.5L19 14.5L14.5007 8.5H8.54927H8.54811ZM11.1197 9.73873H13.4519L25.4519 25.2613H23.1926L11.1197 9.73873Z" fill="white"></path>
</g>
<defs>
<clipPath id="clip0_65276_3946">
<rect width="38" height="38" fill="white"></rect>
</clipPath>
</defs>
</svg></a>
</li>
<li class="list-inline-item"><a href="https://www.facebook.com/nationallibraryofmedicine"
aria-label="Facebook" rel="noopener noreferrer" target="_blank">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px"
y="0px" viewBox="0 0 249 249" style="enable-background:new 0 0 249 249;" xml:space="preserve">
<style type="text/css">
.st10 {
fill: #FFFFFF;
}
.st110 {
fill: none;
stroke: #FFFFFF;
stroke-width: 8;
stroke-miterlimit: 10;
}
</style>
<title>SM-Facebook</title>
<g>
<g>
<path class="st10" d="M159,99.1h-24V88.4c0-5,3.3-6.2,5.7-6.2h16.8V60l-24.4-0.1c-22.1,0-26.2,16.5-26.2,27.1v12.1H90v22.5h16.9
v67.5H135v-67.5h21.7L159,99.1z"></path>
</g>
</g>
<circle class="st110" cx="123.6" cy="123.2" r="108.2"></circle>
</svg>
</a></li>
<li class="list-inline-item"><a href="https://www.youtube.com/user/NLMNIH" aria-label="Youtube"
target="_blank" rel="noopener noreferrer"><svg version="1.1" xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 249 249"
style="enable-background:new 0 0 249 249;" xml:space="preserve">
<title>SM-Youtube</title>
<style type="text/css">
.st4 {
fill: none;
stroke: #FFFFFF;
stroke-width: 8;
stroke-miterlimit: 10;
}
.st5 {
fill: #FFFFFF;
}
</style>
<circle class="st4" cx="124.2" cy="123.4" r="108.2"></circle>
<g transform="translate(0,-952.36218)">
<path class="st5"
d="M88.4,1037.4c-10.4,0-18.7,8.3-18.7,18.7v40.1c0,10.4,8.3,18.7,18.7,18.7h72.1c10.4,0,18.7-8.3,18.7-18.7
v-40.1c0-10.4-8.3-18.7-18.7-18.7H88.4z M115.2,1058.8l29.4,17.4l-29.4,17.4V1058.8z"></path>
</g>
</svg></a></li>
</ul>
</div>
<div class="col-lg-3 col-12">
<p class="address_footer text-white">National Library of Medicine<br>
<a href="https://www.google.com/maps/place/8600+Rockville+Pike,+Bethesda,+MD+20894/@38.9959508,-77.101021,17z/data=!3m1!4b1!4m5!3m4!1s0x89b7c95e25765ddb:0x19156f88b27635b8!8m2!3d38.9959508!4d-77.0988323"
class="text-white" target="_blank" rel="noopener noreferrer">8600 Rockville Pike<br>
Bethesda, MD 20894</a></p>
</div>
<div class="col-lg-3 col-12 centered-lg">
<p><a href="https://www.nlm.nih.gov/web_policies.html" class="text-white">Web Policies</a><br>
<a href="https://www.nih.gov/institutes-nih/nih-office-director/office-communications-public-liaison/freedom-information-act-office"
class="text-white">FOIA</a><br>
<a href="https://www.hhs.gov/vulnerability-disclosure-policy/index.html" class="text-white" id="vdp">HHS Vulnerability Disclosure</a></p>
</div>
<div class="col-lg-3 col-12 centered-lg">
<p><a class="supportLink text-white" href="https://support.nlm.nih.gov/">Help</a><br>
<a href="https://www.nlm.nih.gov/accessibility.html" class="text-white">Accessibility</a><br>
<a href="https://www.nlm.nih.gov/careers/careers.html" class="text-white">Careers</a></p>
</div>
</div>
<div class="row">
<div class="col-lg-12 centered-lg">
<nav class="bottom-links">
<ul class="mt-3">
<li>
<a class="text-white" href="//www.nlm.nih.gov/">NLM</a>
</li>
<li>
<a class="text-white"
href="https://www.nih.gov/">NIH</a>
</li>
<li>
<a class="text-white" href="https://www.hhs.gov/">HHS</a>
</li>
<li>
<a
class="text-white" href="https://www.usa.gov/">USA.gov</a>
</li>
</ul>
</nav>
</div>
</div>
</div>
</section>
</footer>
<!-- ========== END FOOTER ========== -->
<!-- javascript to inject NWDS meta tags. Note: value of nwds_version is updated by "npm version" command -->
<script type="text/javascript">
var nwds_version = "1.2.3";
var meta_nwds_ver = document.createElement('meta');
meta_nwds_ver.name = 'ncbi_nwds_ver';
meta_nwds_ver.content = nwds_version;
document.getElementsByTagName('head')[0].appendChild(meta_nwds_ver);
var meta_nwds = document.createElement('meta');
meta_nwds.name = 'ncbi_nwds';
meta_nwds.content = 'yes';
document.getElementsByTagName('head')[0].appendChild(meta_nwds);
var alertsUrl = "/core/alerts/alerts.js";
if (typeof ncbiBaseUrl !== 'undefined') {
alertsUrl = ncbiBaseUrl + alertsUrl;
}
</script>
</div>
<!-- jQuery with plugins -->
<script src="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/js/output.293fbf76aa18.js"></script>
<!-- Project base scripts -->
<script src="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/js/output.550e9c8906a2.js"></script>
<script>
ncbi.awesome.basePage.init({
userInfo: {
isLoggedIn: false,
username: "",
loginUrl: "https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11673361%2F",
logoutUrl: "https://www.ncbi.nlm.nih.gov/account/signout/?back_url=https%3A//pubmed.ncbi.nlm.nih.gov/11673361/"
},
baseUrl: 'https://www.ncbi.nlm.nih.gov',
noSessionCookieName: "pm-ns",
searchIdCookieName: "pm-sid",
adjNavSearchIdCookieName: "pm-adjnav-sid",
searchFormSubmittedCookieName: "pm-sfs",
isOnSearchPageCookieName: "pm-iosp",
backToSearchCookieName: "pm-btsl",
clinicalSeeAllCookieName: "pm-csa",
jsCookieDomain: "pubmed.ncbi.nlm.nih.gov",
userShareRequestFailed: "",
noSharedSettings: "myncbi_no_shared_settings",
noSharedAccount: "myncbi_no_shared_account"
});
</script>
<script type="module">
import dismissableNCBIAlert from "https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/core/dismissable-ncbi-alert.js";
jQuery.getScript("https://www.ncbi.nlm.nih.gov/core/alerts/alerts.js", function () {
galert(['body > *:last-child']);
dismissableNCBIAlert();
}).fail(function() {
});
</script>
<script defer type="text/javascript" src="https://cdn.ncbi.nlm.nih.gov/core/pinger/pinger.js"> </script>
<script src="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/js/output.e3950ac8c6da.js"></script>
<script>
ncbi.awesome.articlePage.init({
baseSuggestionsUrl: "/suggestions/",
mathJaxUrl: "https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/mathjax/unpacked/MathJax.js?config=MML_CHTML",
clipboardAPIRoot: "/ajax/clipboard/",
clipboardNextPageUrl: "/clipboard-next-page/",
searchIdCookieName: "pm-sid",
searchFormSubmittedCookieName: "pm-sfs",
backToSearchCookieName: "pm-btsl",
jsCookieDomain: "pubmed.ncbi.nlm.nih.gov",
longTermPrefix: "longquery",
adjNavURLPath: "/11673361/adj-nav/",
adjNavSearchIdCookieName: "pm-adjnav-sid",
articlePageUrl: "/11673361/",
markJSUrl: "https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/mark.js/dist/jquery.mark.js",
termHighlightColor: "",
highlightedTokens: "",
citeFormatPreferenceCookieName: "pm-cf"
});
</script>
</body>
</html>