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Unified Medical Language System (UMLS)

HL7V2.5 (HL7 Version 2.5) - Synopsis


Authority
The Health Level Seven (HL7) Vocabulary, Version 2.5, was developed by Health Level Seven International.

Description
For more information about HL7 in the Metathesaurus, see the HL7 source synopsis.

Metathesaurus Update Frequency
HL7 was last updated in the Metathesaurus in 2005.