United States National Library of Medicine National Institutes of Health

Historic Revision Notes for Previous Versions of NLMMedline DTD

The following changes were made.

The nlmmedline_090101.dtd used for the 2009 production year:

  1. Changed entity reference from "nlmmedlinecitation_080101.dtd" to: "nlmmedlinecitation_090101.dtd"
  2. Deleted entity NlmDcmsID.Ref and NlmDcmsID element

The nlmmedline_080101.dtd used for the 2008 production year:

  1. Changed entity reference from "nlmmedlinecitation_070101.dtd" to: "nlmmedlinecitation_080101.dtd"

The nlmmedline_070101.dtd used for the 2007 production year:

  1. Changed entity reference from "nlmmedlinecitation_060101.dtd" to: "nlmmedlinecitation_070101.dtd"

The nlmmedline_060101.dtd used for the 2006 production year:

  1. Changed entity reference from "nlmmedlinecitation_041101.dtd" to "nlmmedlinecitation_060101.dtd"
  2. Added PublicationType entity reference (this will have no impact on the exported MEDLINE/PubMed data)

The nlmmedline_041101.dtd used for the 2005 production year:

  1. Changed entity reference from "nlmmedlinecitation_031101.dtd" to: "nlmmedlinecitation_041101.dtd"
  2. Changed external entity from MedlineID.Ref to NlmDcmsID.Ref

The nlmmedline_031101.dtd used for the 2004 production year:

  1. Changed entity reference from "nlmmedlinecitation_021101.dtd" to: "nlmmedlinecitation_031101.dtd"
  2. Removed MedlineID from DeleteCitation.
  3. Entity list labeled 'external DTD entities'
  4. Alphabetized lists of external entities and elements

The nlmmedline_021101.dtd used for the 2003 production year:

  1. Changed "http://www.nlm.nih.gov/databases/dtd/nlmmedlinecitation_011101.dtd" to: "nlmmedlinecitation_021101.dtd"

    NLM exports all attributes as physical data with the November 1, 2002 version of the NLMMedline DTD.

The nlmmedline_011101.dtd used for the 2002 production year:

  1. Made MedlineID optional

The nlmmedline_010319.dtd used for the 2001 production year:

  1. The entity reference changed to: nlmmedlinecitation_010322.dtd
  2. Added PMID entity
  3. The entity reference changed back to nlmmedlinecitation_010319.dtd
  4. Added GrantID, Agency, Acronym entity references
  5. Added MedlineID entity

Last updated: 25 August 2008
First published: 21 October 2003
Metadata| Permanence level: Permanent: Dynamic Content