Generated Narrative: CodeSystem iso639-1ret This case-sensitive code system http://terminology.hl7.org/CodeSystem/iso639-1ret defines codes, but no codes are represented here
International Information Centre for Terminology (Infoterm)
Codes for the Representation of Names of Languages Part 1: Alpha-2 Code. Used as part of the IETF 3066 specification for languages throughout the HL7 specification. *DeprecationComment:* This code system is being deprecated, as the OID identifying it has been replaced with the correct ISO OID of 1.0.639.1