{ "resourceType": "CodeSystem", "id": "linkage-type", "meta": { "lastUpdated": "2018-12-27T22:37:54.724+11:00" }, "extension": [ { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg", "valueCode": "pc" }, { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status", "valueCode": "trial-use" }, { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm", "valueInteger": 0 } ], "url": "http://hl7.org/fhir/linkage-type", "identifier": [ { "system": "urn:ietf:rfc:3986", "value": "urn:oid:2.16.840.1.113883.4.642.1.315" } ], "version": "4.0.0", "name": "LinkageType", "title": "LinkageType", "status": "draft", "experimental": false, "date": "2018-12-27T22:37:54+11:00", "publisher": "HL7 (FHIR Project)", "contact": [ { "telecom": [ { "system": "url", "value": "http://hl7.org/fhir" }, { "system": "email", "value": "fhir@lists.hl7.org" } ] } ], "description": "Used to distinguish different roles a resource can play within a set of linked resources.", "caseSensitive": true, "valueSet": "http://hl7.org/fhir/ValueSet/linkage-type", "content": "complete", "concept": [ { "code": "source", "display": "Source of Truth", "definition": "The resource represents the \"source of truth\" (from the perspective of this Linkage resource) for the underlying event/condition/etc." }, { "code": "alternate", "display": "Alternate Record", "definition": "The resource represents an alternative view of the underlying event/condition/etc. The resource may still be actively maintained, even though it is not considered to be the source of truth." }, { "code": "historical", "display": "Historical/Obsolete Record", "definition": "The resource represents an obsolete record of the underlying event/condition/etc. It is not expected to be actively maintained." } ] }