NLM Classification Updated, January 31, 2020February 4, 2020
The 2020 MeSH (Medical Subject Headings) vocabulary was evaluated for inclusion in the Classification index. Several additions and changes were made to the Index and Schedules based on this review. All main index headings are now linked to the 2020 vocabulary in the MeSH Browser. A mini-systematic review of the W 775-867 Medicolegal Examination section was conducted. Additional minor updates were made to the Index and Schedules.
Summary Statistics for the 2020 Winter Edition
59 index main headings added (49 from 2020 MeSH)
155 index entries modified
5 index headings deleted
11 class numbers added [see Class Numbers Added and Canceled (Current Edition)]
338 class number captions or notes modified
3 schedule range headers modified
2 class numbers canceled
For more information about the scope of the 2020 winter edition, see https://www.nlm.nih.gov/class/Scope.html
The 2020 summer version will be published in mid-to-late August 2020. It will encompass the systematic review of the WD (Disorders of Systemic, Metabolic or Environmental Origin, etc.) and WO (Surgery) schedules and other miscellaneous updates. The PDF version will be published annually in the fall.
Contact NLM for further information, or if you have questions or comments.
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Last Reviewed: February 4, 2020