NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.
The UMLS® Reference Manual describes the Unified Medical Language System (UMLS) Knowledge Sources and related tools that are produced and distributed by the National Library of Medicine, a part of the National Institutes of Health in the U.S. Department of Health and Human Services.
Contents
- PrefaceLast Update: September 10, 2009.
- 1. Introduction to the UMLSLast Update: September 10, 2009.
- 2. MetathesaurusLast Update: August 20, 2021.
- 3. Metathesaurus - Rich Release Format (RRF)Last Update: August 20, 2021.
- 4. Metathesaurus - Original Release Format (ORF)Last Update: August 20, 2021.
- 5. Semantic NetworkLast Update: August 20, 2021.
- 6. SPECIALIST Lexicon and Lexical ToolsLast Update: August 20, 2021.
- 7. Using the UMLS Terminology Services (UTS)Last Update: August 20, 2021.
- 8. MetamorphoSys - The UMLS Installation and Customization ProgramLast Update: August 20, 2021.
- 9. UMLS DVDLast Update: September 10, 2009.
- 10. Current UMLS Release InformationLast Update: September 10, 2009.
- NLM CatalogRelated NLM Catalog Entries
- UMLS® Reference ManualUMLS® Reference Manual
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