<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://gareths.examples.org/fhir/StructureDefinition/GarethsPatient" />
  <name value="GarethsPatient" />
  <status value="draft" />
  <description value="Demo profile for my training course" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Patient" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Patient" />
  <derivation value="constraint" />
  <differential>
    <element id="Patient">
      <path value="Patient" />
      <definition value="Demo profile for my training course" />
    </element>
    <element id="Patient.extension">
      <path value="Patient.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="0" />
    </element>
    <element id="Patient.extension:OccExtension">
      <path value="Patient.extension" />
      <sliceName value="OccExtension" />
      <min value="0" />
      <max value="*" />
      <type>
        <code value="Extension" />
        <profile value="https://gareths.occupation.org/fhir/StructureDefinition/GarethsOccupationExtension" />
      </type>
      <isModifier value="false" />
    </element>
    <element id="Patient.extension:OccExtension.extension">
      <path value="Patient.extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="1" />
    </element>
    <element id="Patient.extension:OccExtension.extension:OccCode">
      <path value="Patient.extension.extension" />
      <sliceName value="OccCode" />
      <min value="1" />
    </element>
    <element id="Patient.extension:OccExtension.extension:OccCode.value[x]">
      <path value="Patient.extension.extension.value[x]" />
      <binding>
        <strength value="preferred" />
        <valueSet value="http://www.alpha-hospital.alp/occupations" />
      </binding>
    </element>
    <element id="Patient.extension:OccExtension.extension:OccCode.value[x].coding">
      <path value="Patient.extension.extension.value[x].coding" />
      <binding>
        <strength value="preferred" />
        <valueSet value="http://www.alpha-hospital.alp/occupations" />
      </binding>
    </element>
    <element id="Patient.extension:BirthPlaceExtension">
      <path value="Patient.extension" />
      <sliceName value="BirthPlaceExtension" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://Ex3.org/fhir/StructureDefinition/BirthPlaceExtension" />
      </type>
      <mustSupport value="true" />
      <isModifier value="false" />
    </element>
    <element id="Patient.identifier">
      <path value="Patient.identifier" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="system" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="1" />
    </element>
    <element id="Patient.identifier:NationalId">
      <path value="Patient.identifier" />
      <sliceName value="NationalId" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Patient.identifier:NationalId.system">
      <path value="Patient.identifier.system" />
      <min value="1" />
      <fixedUri value="http://gareths.national.ids" />
    </element>
    <element id="Patient.identifier:HospitalId">
      <path value="Patient.identifier" />
      <sliceName value="HospitalId" />
      <max value="1" />
    </element>
    <element id="Patient.identifier:HospitalId.use">
      <path value="Patient.identifier.use" />
      <min value="1" />
    </element>
    <element id="Patient.identifier:HospitalId.system">
      <path value="Patient.identifier.system" />
      <min value="1" />
      <fixedUri value="http://gareths.hospital.ids" />
    </element>
    <element id="Patient.name">
      <path value="Patient.name" />
      <min value="1" />
      <type>
        <code value="HumanName" />
        <profile value="https://example.org/fhir/StructureDefinition/MyHumanName" />
      </type>
    </element>
    <element id="Patient.deceased[x]">
      <path value="Patient.deceased[x]" />
      <type>
        <code value="boolean" />
      </type>
    </element>
    <element id="Patient.address.city">
      <path value="Patient.address.city" />
      <fixedString value="Wrexham" />
    </element>
    <element id="Patient.generalPractitioner">
      <path value="Patient.generalPractitioner" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Organization" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Practitioner" />
      </type>
    </element>
  </differential>
</StructureDefinition>