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Provider: National Library of Medicine
Access Level: Free, Open Access
Descriptions: MeSH is the National Library of Medicine's controlled vocabulary thesaurus, consisting of sets of descriptors in a hierarchical structure to permit searching with increasing levels of specificity. This thesaurus is used by NLM for indexing articles from the world's leading biomedical journals for the MEDLINE/PubMed® database. It is also used for LocatorPlus, the NLM-produced catalog of books, documents, and audiovisuals acquired by the National Library of Medicine. Each bibliographic record is associated with a set of MeSH terms describing the item's content. MeSH vocabulary can be used in search queries to find items on a desired topic in any NLM database.
Keywords: allied health, biomedical research, medicine, nursing, ontologies