[Skip to Content]
Visit us on Facebook Visit us on FacebookVisit us on YouTube Visit us on YouTubeVisit us on Twitter Visit us on TwitterVisit our RSS Feed View our RSS Feed
NewsBits May 24th, 2019
CategoriesCategoriesCategories Contact UsContact Us ArchivesArchives Region/OfficeRegion SearchSearch

Dec

13

Date prong graphic

What’s New for 2019 MeSH!

Posted by on December 13th, 2018 Posted in: Communications Tools, NLM Resources, PubMed, Search Tools


MeSH is the NLM controlled vocabulary thesaurus that is updated annually. It is used to index articles from thousands of biomedical journals for the MEDLINE/PubMed database and for the cataloging of books, documents, and audiovisuals acquired by the library.

Overview of changes in the 2019 release of MeSH

  • 421 New Descriptors
  • 9 Deleted Descriptors
  • 3 Deleted Qualifiers
  • 20 New Publication Types (four used for article indexing)

Current totals by type of terminology

  • 29,351 Descriptors
  • 76 Qualifiers
  • 247,209 Supplementary Concepts Records

More information

Image of the author ABOUT Alan Carr
Alan Carr is the Associate Director, National Network of Libraries of Medicine, Pacific Southwest Region, based at UCLA.

Email author View all posts by

Contact Us

NNLM Pacific Southwest Region
12-077 Center for the Health Sciences
Box 951798
Los Angeles, CA 90095-1798
Phone: (310) 825-1200
Email: psr-nnlm@library.ucla.edu

Stay Connected

Read the Latitudes newsletter
Keep up with NewsBits blog
Join the PSR-News announcement list
Like us on Facebook
Follow us on Twitter

This project is funded by the National Library of Medicine, National Institutes of Health, Department of Health and Human Services, under Cooperative Agreement Number UG4LM012341 with the UCLA Louise M. Darling Biomedical Library.

NNLM and NATIONAL NETWORK OF LIBRARIES OF MEDICINE are service marks of the US Department of Health and Human Services | Copyright | Download PDF Reader