PubMed
PubMed Nucleotide Protein Genome Structure PopSet Taxonomy OMIM Books

Entrez DTDs
Last Updated: January 23, 2002

The utilities conform to the following DTDs:

NCBIPubMed DTD -  This is the Current DTD which NLM has written for External  Use.  If you are a NCBI user, use the information from the PubMedArticle Set (May 9, 2000).

NLMMedline DTD - This is the DTD which NLM has written for External Use. If you are a data Licensee, use the information from the MedlineCitation Set (November 1, 2001).

NLMMedlineCitation DTD  - This is the DTD which NLM has written for External Use (November 1, 2001).

NLMCommon DTD - This is the DTD for data elements that are shared among various applications at the NLM (November 1, 2001.

ELink DTD  - This is the current DTD for the ELink utility.
 

 Write to the Help Desk
NCBI | NLM | NIH
Department of Health & Human Services
Freedom of Information Act | Disclaimer