<DeviceAssociation xmlns="http://hl7.org/fhir"><id value="wheelchair-association"/><contained><Patient><id value="example-patient"/><name><family value="Doe"/><given value="John"/></name></Patient></contained><contained><Device><id value="wheelchair-device"/><status value="active"/><name><value value="Quickie Q500"/><type><coding><code value="model-name"/></coding></type></name><type><coding><system value="http://snomed.info/sct"/><code value="58938008"/><display value="Wheelchair"/></coding></type></Device></contained><device><reference value="#wheelchair-device"/></device><status value="active"/><associationStatus><coding><system value="http://hl7.org/fhir/CodeSystem/deviceassociation-association-status"/><code value="attached"/><display value="Attached"/></coding></associationStatus><subject><reference value="#example-patient"/></subject><period><start value="2024-01-01"/><end value="2025-12-31"/></period></DeviceAssociation>