<?xml version="1.0" encoding="UTF-8"?><CodeSystem xmlns="http://hl7.org/fhir"><id value="iso639-1ret"/><text><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem iso639-1ret</b></p><a name="iso639-1ret"> </a><a name="hciso639-1ret"> </a><a name="iso639-1ret-en-US"> </a><p>This case-sensitive code system <code>http://terminology.hl7.org/CodeSystem/iso639-1ret</code> defines codes, but no codes are represented here</p></div></text><url value="http://terminology.hl7.org/CodeSystem/iso639-1ret"/><identifier><system value="urn:ietf:rfc:3986"/><value value="urn:oid:2.16.840.1.113883.6.99"/></identifier><version value="2.0.1"/><name value="Iso6391ret"/><title value="ISO 639-1 Alpha-2 Language Codes"/><status value="retired"/><experimental value="false"/><date value="2019-03-20T00:00:00-04:00"/><publisher value="TBD - External Body"/><contact><name value="International Information Centre for Terminology (Infoterm)"/></contact><description value="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.&#xD;&#xA;&#xD;&#xA;*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"/><caseSensitive value="true"/><content value="not-present"/></CodeSystem>