XML View
<ServiceRequest xmlns="http://hl7.org/fhir">
    <id value="UKCore-ServiceRequest-Extension-AdditionalContact-Example" />
    
    <extension url="https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-AdditionalContact">
        <valueReference>
            <reference value="Practitioner/UKCore-Practitioner-ConsultantSandraGose-Example" />
        </valueReference>
    </extension>
    
    <status value="active" />
    <intent value="order" />
    <subject>
        <reference value="Patient/UKCore-Patient-RichardSmith-Example" />
    </subject>
    <requester>
        <reference value="Practitioner/UKCore-Practitioner-DoctorPaulRastall-Example" />
    </requester>
</ServiceRequest>
 
  JSON View
{
    "resourceType": "ServiceRequest",
    "id": "UKCore-ServiceRequest-Extension-AdditionalContact-Example",
    "extension":  [
        {
            "url": "https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-AdditionalContact",
            "valueReference": {
                "reference": "Practitioner/UKCore-Practitioner-ConsultantSandraGose-Example"
            }
        }
    ],
    "status": "active",
    "intent": "order",
    "subject": {
        "reference": "Patient/UKCore-Patient-RichardSmith-Example"
    },
    "requester": {
        "reference": "Practitioner/UKCore-Practitioner-DoctorPaulRastall-Example"
    }
}