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Technical Notes

New Version of NLM Gateway Released - April 9, 2002

New NLM Classification Numbers Added

New Version of NLM Gateway Released - April 9, 2002

CCRIS®, ChemIDplus, DIRLINE®, Gene-TOX, HSDB®, and TOXLINE® Special Now Distributed to Licensees in XML Format

Unified Medical Language (UMLS) Knowledge Sources (2002AA) and the New UMLS Knowledge Source Server Available

2002 MLA Meeting Reminder and NLM Invitation

NLM Announces a New Version of the PubMed Tutorial

Articles:

PubMed Text Version Now Available - e2: This version was created specifically for users who require special adaptive equipment to access the Web and use PubMed.
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Why Citations to Older Articles May Display Before More Recent Ones in PubMed - e3: The answer has to do with PubMed's Entrez date and when citations are added to the database.
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Patient Education Handouts in MEDLINE/PubMed - e4: Some journals have begun publishing summaries intended for patients or the lay public.
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Issue Completed April 24, 2002