<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="Extension-eRS-HoursOfOperation" />
  <url value="https://fhir.nhs.uk/StructureDefinition/Extension-eRS-HoursOfOperation" />
  <version value="1.0.0" />
  <name value="ExtensioneRSHoursOfOperation" />
  <title value="Extension eRS Hours Of Operation" />
  <status value="active" />
  <date value="2022-03-14" />
  <publisher value="NHS Digital" />
  <contact>
    <name value="Interoperability Team" />
    <telecom>
      <system value="email" />
      <value value="interoperabilityteam@nhs.net" />
      <use value="work" />
    </telecom>
  </contact>
  <description value="An extension to carry the hours of operation for an eRS health care service." />
  <purpose value="This extension extends the eRS HealthcareService profile to carry the hours of operation for an eRS health care service." />
  <copyright value="Copyright © 2022 NHS Digital" />
  <fhirVersion value="4.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="HealthcareService" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="The hours of operation of an eRS health care service" />
      <definition value="The hours of operation of an eRS health care service." />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://fhir.nhs.uk/StructureDefinition/Extension-eRS-HoursOfOperation" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <short value="The hours of operation of an eRS health care service" />
      <definition value="The hours of operation of an eRS health care service expressed as a string." />
      <min value="1" />
      <type>
        <code value="string" />
      </type>
    </element>
  </differential>
</StructureDefinition>