<status value="draft" /> <description value="This profile describes the Task constraints for MERT." /> <fhirVersion value="4.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="Task" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Task" /> <derivation value="constraint" /> <differential> <element id="Task.status"> <path value="Task.status" /> <comment value="MERT constrains Task.status to 'ready' or 'completed'. Tasks in other states (e.g., cancelled, in-progress, draft) are out of scope and are not transmitted." /> <mustSupport value="true" /> <binding> <strength value="required" /> <valueSet value="https://intrahealth.com/fhir/mert/ValueSet/mert-task-status-vs" /> </binding> </element> <element id="Task.intent"> <path value="Task.intent" /> <comment value="MERT uses Task.intent='order' — tasks created from other intents are out of scope for this exchange." /> <patternCode value="order" /> <mustSupport value="true" /> </element> <element id="Task.priority"> <path value="Task.priority" /> <mustSupport value="true" /> </element> <element id="Task.description"> <path value="Task.description" /> <comment value="Human-readable explanation of what needs to be done." /> <min value="1" /> <mustSupport value="true" /> </element> <element id="Task.for"> <path value="Task.for" /> <comment value="Beneficiary of the Task (patient)." /> <min value="1" /> <type> <code value="Reference" /> <targetProfile value="https://intrahealth.com/fhir/mert/StructureDefinition/PatientMERT" /> </type> <mustSupport value="true" /> </element> <element id="Task.executionPeriod"> <path value="Task.executionPeriod" /> <mustSupport value="true" /> </element> <element id="Task.executionPeriod.end"> <path value="Task.executionPeriod.end" /> <comment value="If present, executionPeriod.end represents the date/time Task is completed." /> <mustSupport value="true" /> </element> <element id="Task.authoredOn"> <path value="Task.authoredOn" /> <mustSupport value="true" /> </element> <element id="Task.lastModified"> <path value="Task.lastModified" /> <mustSupport value="true" /> </element> <element id="Task.requester"> <path value="Task.requester" /> <comment value="Who requested the task." /> <type> <code value="Reference" /> <targetProfile value="https://intrahealth.com/fhir/mert/StructureDefinition/PractitionerMERT" /> </type> <mustSupport value="true" /> </element> <element id="Task.owner"> <path value="Task.owner" /> <comment value="Assigned to / responsible individual." /> <min value="1" /> <type> <code value="Reference" /> <targetProfile value="https://intrahealth.com/fhir/mert/StructureDefinition/PractitionerMERT" /> </type> <mustSupport value="true" /> </element> <element id="Task.note"> <path value="Task.note" /> <comment value="Progress notes / addendums." /> <mustSupport value="true" /> </element> <element id="Task.restriction"> <path value="Task.restriction" /> <mustSupport value="true" /> </element> <element id="Task.restriction.period"> <path value="Task.restriction.period" /> <mustSupport value="true" /> </element> <element id="Task.restriction.period.end"> <path value="Task.restriction.period.end" /> <comment value="Restriction.period.end is used as the task due date (if provided). Receivers should preserve this value." /> <mustSupport value="true" /> </element> </differential> </StructureDefinition>