The Unified Medical Language System (UMLS) of the National Library of Medicine.
This article describes the rationale for a Unified Medical Language System (UMLS) being developed by the National Library of Medicine and relates the usefulness of the System for medical record practitioners.
Lindberg
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D007256:Information Systems; D009317:National Library of Medicine (U.S.); D013358:Subject Headings; D014481:United States