{"resourceType":"StructureDefinition","id":"CodeSystem.date","meta":{"lastUpdated":"2021-01-17T07:06:13.533+11:00"},"url":"http://hl7.org/fhir/StructureDefinition/CodeSystem.date","version":"4.0.1","name":"CodeSystem.date","title":"CodeSystem.date","status":"draft","experimental":true,"date":"2021-01-17T07:06:13+11:00","publisher":"HL7 FHIR Standard","contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"}]}],"description":"Data Element for CodeSystem.date","purpose":"Data Elements are defined for each element to assist in questionnaire construction etc","fhirVersion":"4.0.1","mapping":[{"identity":"rim","uri":"http://hl7.org/v3","name":"RIM Mapping"},{"identity":"w5","uri":"http://hl7.org/fhir/fivews","name":"FiveWs Pattern Mapping"},{"identity":"workflow","uri":"http://hl7.org/fhir/workflow","name":"Workflow Pattern"},{"identity":"objimpl","uri":"http://hl7.org/fhir/object-implementation","name":"Object Implementation Information"}],"kind":"logical","abstract":false,"type":"CodeSystem.date","baseDefinition":"http://hl7.org/fhir/StructureDefinition/Element","derivation":"specialization","snapshot":{"element":[{"id":"CodeSystem.date","path":"CodeSystem.date","short":"Date last changed","definition":"The date  (and optionally time) when the code system was published. The date must change when the business version changes and it must change if the status code changes. In addition, it should change when the substantive content of the code system changes.","comment":"Note that this is not the same as the resource last-modified-date, since the resource may be a secondary representation of the code system. Additional specific dates may be added as extensions or be found by consulting Provenances associated with past versions of the resource.","alias":["Revision Date"],"min":0,"max":"1","base":{"path":"CodeSystem.date","min":0,"max":"1"},"type":[{"code":"dateTime"}],"isModifier":false,"isSummary":true,"mapping":[{"identity":"workflow","map":"Definition.date"},{"identity":"w5","map":"FiveWs.recorded"}]}]}}