<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ca-on-seris-ext-blockchange" />
  <url value="http://ontariohealth.ca/fhir/StructureDefinition/ca-on-seris-ext-blockchange" />
  <version value="0.0.2" />
  <name value="SERISBlockChange" />
  <title value="Extension: Block Change" />
  <status value="draft" />
  <date value="2023-03-10" />
  <publisher value="Ontario Health" />
  <contact>
    <telecom>
      <system value="url" />
      <value value="http://ontariohealth.ca/fhir/" />
    </telecom>
    <telecom>
      <system value="email" />
      <value value="some.email@ontariohealth.ca" />
    </telecom>
  </contact>
  <description value="Define when a block is changed" />
  <purpose value="to define when a block is changed" />
  <copyright value="Used by permission of HL7 International, all rights reserved Creative Commons License" />
  <fhirVersion value="4.0.1" />
  <mapping>
    <identity value="rim" />
    <uri value="http://hl7.org/v3" />
    <name value="RIM Mapping" />
  </mapping>
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Slot" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="Block Changes" />
      <definition value="to define when a block is changed" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:changeDate">
      <path value="Extension.extension" />
      <sliceName value="changeDate" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:changeDate.url">
      <path value="Extension.extension.url" />
      <fixedUri value="changeDate" />
    </element>
    <element id="Extension.extension:changeDate.value[x]">
      <path value="Extension.extension.value[x]" />
      <type>
        <code value="dateTime" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:changeAuthority">
      <path value="Extension.extension" />
      <sliceName value="changeAuthority" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:changeAuthority.url">
      <path value="Extension.extension.url" />
      <fixedUri value="changeAuthority" />
    </element>
    <element id="Extension.extension:changeAuthority.value[x]">
      <path value="Extension.extension.value[x]" />
      <type>
        <code value="string" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:changeReason">
      <path value="Extension.extension" />
      <sliceName value="changeReason" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:changeReason.url">
      <path value="Extension.extension.url" />
      <fixedUri value="changeReason" />
    </element>
    <element id="Extension.extension:changeReason.value[x]">
      <path value="Extension.extension.value[x]" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <valueSet value="http://ontariohealth.ca/fhir/ValueSet/block-change-reason" />
      </binding>
    </element>
    <element id="Extension.extension:changeReason.value[x].coding">
      <path value="Extension.extension.value[x].coding" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <description value="The value indicates the reason why Block was changed" />
        <valueSet value="http://ontariohealth.ca/fhir/ValueSet/block-change-reason" />
      </binding>
    </element>
    <element id="Extension.extension:changeReason.value[x].coding.system">
      <path value="Extension.extension.value[x].coding.system" />
      <fixedUri value="http://ontariohealth.ca/fhir/CodeSystem/block-change-reason" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:changeReason.value[x].coding.code">
      <path value="Extension.extension.value[x].coding.code" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <description value="The value indicates the reason why Block was changed" />
        <valueSet value="http://ontariohealth.ca/fhir/ValueSet/block-change-reason" />
      </binding>
    </element>
    <element id="Extension.extension:changeReason.value[x].coding.display">
      <path value="Extension.extension.value[x].coding.display" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="http://ontariohealth.ca/fhir/StructureDefinition/ca-on-seris-ext-blockchange" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>