Unified Medical Language System® (UMLS®)
New Users
User Education
Knowledge Sources
Implementation Resources
New to the UMLS? Start here in order to learn more about the UMLS resources.
- UMLS Quick Start Guide
- UMLS Fact Sheets
- Unified Medical Language System® (UMLS®)
- UMLS® MetamorphoSys
- UMLS® Metathesaurus®
- UMLS® Semantic Network
- UMLS® SPECIALIST Lexicon
- UMLS® Terminology Services
- Licensing Information
- How to license and access UMLS data.
- Basics Tutorial
- A Web-based tutorial for new UMLS users.The UMLS Basics is also available as an 8 hour class taught at the NLM.
- Glossary
- Glossary of UMLS terms and acronyms.
- Listserv
- How to register and how to access archive.
- MetamorphoSys Step-by-Step Guides
(Word documents)- Validate the UMLS Release files
- Install the Semantic Network
- Install the Specialist Lexicon and Lexical Tools
- Create an English only SNOMED CT Metathesaurus subset
- Where can I find...
- Information on the Metathesaurus files: RRF and ORF
- Contact information for a vocabulary
- Sample database queries and load scripts
- Instructions for using MetamorphoSys
- Information about SNOMED CT in the UMLS
- Information about mappings in the UMLS
- Help with the RRF Browser
- Release notes and bugs
- Instructions on using the UMLS DVD