<status value="active"/><publisher value="HL7 International / FHIR Infrastructure"/><contact><telecom><system value="url"/><value value="http://www.hl7.org/Special/committees/fiwg"/></telecom></contact><description value="Example admission topic using a Basic resource"/><trigger><description value="Basic Resource Admission being created or updated into an `in-progress` state"/><resource value="http://hl7.org/fhir/StructureDefinition/Basic"/><supportedInteraction value="create"/><supportedInteraction value="update"/><queryCriteria><previous value="code=Admission&admission-status:not=in-progress"/><resultForCreate value="test-passes"/><current value="code=Admission&admission-status=in-progress"/><resultForDelete value="test-fails"/><requireBoth value="true"/></queryCriteria><fhirPathCriteria value="(%previous.id.empty() or (%previous.extension('status') != 'in-progress')) and (%current.extension('status') = 'in-progress')"/><event><coding><system value="http://terminology.hl7.org/CodeSystem/v2-0003"/><code value="A01"/><display value="ADT/ACK - Admit/visit notification"/></coding></event><canFilterBy><description value="Matching based on the Patient. Input is expected to be a search `reference` and match against a reference to the patient."/><resource value="Basic"/><filterParameter value="admission-patient"/><filterDefinition value="http://example.org/SearchParameters/Basic/admission-patient"/></canFilterBy><canFilterBy><description value="Matching based on the Patient Group. Input is expected to be a search `reference` and match against a reference to a group the patient has membership in."/><resource value="Basic"/><filterParameter value="admission-patient-group"/><filterDefinition value="http://example.org/SearchParameters/Basic/admission-patient-group"/></canFilterBy><notificationShape><resource value="Basic"/><include value="Basic:admission-patient"/><include value="Basic:admission-patient-group"/><include value="Basic:admission-diagnosis"/></notificationShape></trigger></SubscriptionTopic>