<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://example.org/fhir/StructureDefinition/PatientNL" />
  <name value="PatientNL" />
  <status value="draft" />
  <description value="StructureDefinition for a Dutch Patient" />
  <fhirVersion value="3.0.2" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Patient" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Patient" />
  <derivation value="constraint" />
  <differential>
    <element id="Patient.identifier">
      <path value="Patient.identifier" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="system" />
        </discriminator>
        <rules value="open" />
      </slicing>
    </element>
    <element id="Patient.identifier:BSN">
      <path value="Patient.identifier" />
      <sliceName value="BSN" />
      <short value="BSN" />
      <definition value="The burgerservicenummer or BSN, as one of the possible patient .. etc." />
      <max value="1" />
    </element>
    <element id="Patient.identifier:BSN.system">
      <path value="Patient.identifier.system" />
      <min value="1" />
      <fixedUri value="http://fhir.nl/fhir/NamingSystem/bsn" />
    </element>
    <element id="Patient.contact.extension">
      <path value="Patient.contact.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="0" />
    </element>
    <element id="Patient.contact.extension:role">
      <path value="Patient.contact.extension" />
      <sliceName value="role" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://example.org/fhir/StructureDefinition/Role" />
      </type>
      <isModifier value="false" />
    </element>
    <element id="Patient.contact.organization">
      <path value="Patient.contact.organization" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/OrganizationNL" />
      </type>
    </element>
  </differential>
</StructureDefinition>