{
"resourceType": "CodeSystem", "id": "ex-onsettype", "meta": { "lastUpdated": "2019-11-01T09:29:23.356+11:00", "profile": [ "http://hl7.org/fhir/StructureDefinition/shareablecodesystem" ] }, "url": "http://hl7.org/fhir/ex-onsettype", "identifier": [ { "system": "urn:ietf:rfc:3986", "value": "urn:oid:2.16.840.1.113883.4.642.4.579" } ], "version": "4.0.1", "name": "ExampleOnsetType(Reason)Codes", "title": "Example Onset Type (Reason) Codes", "status": "draft", "experimental": false, "publisher": "Financial Management", "contact": [ { "telecom": [ { "system": "url", "value": "http://hl7.org/fhir" } ] } ], "description": "This value set includes example Onset Type codes which are used to identify the event for which the onset, starting date, is required.", "copyright": "This is an example set.", "caseSensitive": true, "valueSet": "http://hl7.org/fhir/ValueSet/ex-onsettype", "content": "complete", "concept": [ { "code": "lxm", "display": "Last Exam", "definition": "Date of last examination." }, { "code": "sym", "display": "Start of Symptoms", "definition": "Date when symptoms were first noticed." }, { "code": "lmn", "display": "Last Menstruation", "definition": "Start date of last menstruation." } ]
}