<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="signal-location" />
  <url value="https://signalbhn.org/fhir/StructureDefinition/location" />
  <name value="SignalLocation" />
  <title value="Location Profile" />
  <status value="draft" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Location" />
  <baseDefinition value="http://hl7.org/fhir/us/core/StructureDefinition/us-core-location" />
  <derivation value="constraint" />
  <differential>
    <element id="Location.type">
      <path value="Location.type" />
      <binding>
        <strength value="required" />
        <valueSet value="https://signalbhn.org/fhir/ValueSet/place-of-service" />
      </binding>
    </element>
    <element id="Location.address.extension:signalRegion">
      <path value="Location.address.extension" />
      <sliceName value="signalRegion" />
      <type>
        <code value="Extension" />
        <profile value="https://signalbhn.org/fhir/StructureDefinition/region" />
      </type>
      <isModifier value="false" />
      <binding>
        <strength value="extensible" />
        <valueSet value="https://signalbhn.org/fhir/ValueSet/signal-region" />
      </binding>
    </element>
    <element id="Location.address.district">
      <path value="Location.address.district" />
      <binding>
        <strength value="required" />
        <valueSet value="https://signalbhn.org/fhir/ValueSet/fips-county-co" />
      </binding>
    </element>
  </differential>
</StructureDefinition>