UMLS knowledge sources
By: National Library of Medicine.
Contributors: National Library of Medicine (U.S.)
Edition: 12th ed.
Publisher: U.S. Department of Health and Human Services, National Institutes of Health, National Library of Medicine
Published: 2001
Place of publication: [Bethesda Md.?]
Language: eng
Number of pages: 151
Subjects: Information storage and retrieval systems -- Medicine.; Subject headings -- Medicine.; Medicine -- Terminology.; Medicine -- Information sources.; Communication in medicine.
Other titles: Unified Medical Language System knowledge sources
Notes: Cover title.

"January 2001."

"Metathesaurus, Semantic Network, SPECIALIST Lexicon."