<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="http://limics.fr/fhir/ehr2edc/StructureDefinition/VitalSign.ehr2edc" />
  <name value="VitalSign.ehr2edc" />
  <status value="draft" />
  <fhirVersion value="3.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="http://limics.fr/fhir/ehr2edc/StructureDefinition/Observation.ehr2edc" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation.category">
      <path value="Observation.category" />
      <fixedCodeableConcept>
        <coding>
          <system value="http://limics.fr/fhir/ehr2edc/ValueSet/observation-category.ehr2edc" />
          <code value="vital-signs" />
          <display value="Vital Signs" />
        </coding>
      </fixedCodeableConcept>
    </element>
    <element id="Observation.code">
      <path value="Observation.code" />
      <binding>
        <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
          <valueString value="ObservationCode" />
        </extension>
        <strength value="extensible" />
        <valueSetReference>
          <reference value="http://limics.fr/fhir/ehr2edc/ValueSet/observation-codes.vitalsign.ehr2edc" />
        </valueSetReference>
      </binding>
    </element>
    <element id="Observation.context">
      <path value="Observation.context" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Encounter" />
      </type>
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/EpisodeOfCare" />
      </type>
    </element>
    <element id="Observation.value[x]">
      <path value="Observation.value[x]" />
      <type>
        <code value="Quantity" />
      </type>
      <type>
        <code value="CodeableConcept" />
      </type>
    </element>
  </differential>
</StructureDefinition>