description: null package_name: hl7.fhir.us.davinci-dtr derivation: constraint name: DTRTask type: Task elements: basedOn: type: Reference refers: ['http://hl7.org/fhir/us/davinci-dtr/STU3/StructureDefinition/dtr-questionnaire-stu3'] index: 0 status: pattern: {type: Code, value: requested} index: 1 for: type: Reference refers: ['http://hl7.org/fhir/StructureDefinition/Patient'] index: 2 package_version: 3.0.1 class: profile kind: resource url: http://hl7.org/fhir/us/davinci-dtr/STU3/StructureDefinition/dtr-task-stu3 base: http://hl7.org/fhir/StructureDefinition/Task version: 3.0.1 required: [basedOn, for, status]