Unified Medical Language System® (UMLS®)
2012AA UMD Source Information
This information is intended to provide users with additional details on the representation of specific vocabulary sources in the Metathesaurus. The information is provided on two pages:
- Source Representation: This page lists specific source data elements and provides information on their representation in the UMLS Metathesaurus.
- Metathesaurus Representation: This page lists UMLS Metathesaurus data elements and traces them back to the specific source data that populates them.