{ "description": "This value set includes codes from [BCP-47](http://tools.ietf.org/html/bcp47). This value set matches the ONC 2015 Edition LanguageCommunication data element value set within C-CDA to use a 2 character language code if one exists, and a 3 character code if a 2 character code does not exist. It points back to [RFC 5646](https://tools.ietf.org/html/rfc5646), however only the language codes are required, all other elements are optional.", "compose": { "include": [ { "filter": [ { "op": "exists", "value": "false", "property": "ext-lang" }, { "op": "exists", "value": "false", "property": "script" }, { "op": "exists", "value": "false", "property": "variant" }, { "op": "exists", "value": "false", "property": "extension" }, { "op": "exists", "value": "false", "property": "private-use" } ], "system": "urn:ietf:bcp:47" } ] }, "_filename": "ValueSet-simple-language.json", "package_name": "hl7.fhir.us.core", "date": "2017-02-28", "publisher": "HL7 US Realm Steering Committee", "name": "Language codes with language and optionally a region modifier", "type": null, "experimental": null, "resourceType": "ValueSet", "title": null, "package_version": "1.0.0", "status": "draft", "id": "d1ed5111-be2e-4c47-ba3c-5d6a82dcca40", "kind": null, "url": "http://hl7.org/fhir/us/core/ValueSet/simple-language", "version": "1.0.0", "contact": [ { "telecom": [ { "value": "http://hl7.org/fhir", "system": "url" } ] } ] }