<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="history-of-travel" />
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-category">
    <valueString value="Clinical.Diagnostics" />
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-security-category">
    <valueCode value="patient" />
  </extension>
  <url value="https://www.netzwerk-universitaetsmedizin.de/fhir/StructureDefinition/history-of-travel" />
  <version value="1.0.6" />
  <name value="HistoryOfTravel" />
  <title value="History Of Travel" />
  <status value="active" />
  <experimental value="false" />
  <date value="2020-10-29" />
  <publisher value="Berlin Institute of Health at Charité (BIH)" />
  <contact>
    <telecom>
      <system value="url" />
      <value value="https://www.bihealth.org/en/research/core-facilities/interoperability/" />
    </telecom>
  </contact>
  <description value="A patient's history of travel" />
  <fhirVersion value="4.0.1" />
  <mapping>
    <identity value="workflow" />
    <uri value="http://hl7.org/fhir/workflow" />
    <name value="Workflow Pattern" />
  </mapping>
  <mapping>
    <identity value="sct-concept" />
    <uri value="http://snomed.info/conceptdomain" />
    <name value="SNOMED CT Concept Domain Binding" />
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  <mapping>
    <identity value="v2" />
    <uri value="http://hl7.org/v2" />
    <name value="HL7 v2 Mapping" />
  </mapping>
  <mapping>
    <identity value="rim" />
    <uri value="http://hl7.org/v3" />
    <name value="RIM Mapping" />
  </mapping>
  <mapping>
    <identity value="w5" />
    <uri value="http://hl7.org/fhir/fivews" />
    <name value="FiveWs Pattern Mapping" />
  </mapping>
  <mapping>
    <identity value="sct-attr" />
    <uri value="http://snomed.org/attributebinding" />
    <name value="SNOMED CT Attribute Binding" />
  </mapping>
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation.category">
      <path value="Observation.category" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.category.coding">
      <path value="Observation.category.coding" />
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          <path value="$this" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="1" />
      <mustSupport value="true" />
    </element>
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      <path value="Observation.category.coding" />
      <sliceName value="socialHistory" />
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      <max value="1" />
      <patternCoding>
        <system value="http://terminology.hl7.org/CodeSystem/observation-category" />
        <code value="social-history" />
      </patternCoding>
      <mustSupport value="true" />
    </element>
    <element id="Observation.category.coding:socialHistory.system">
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    </element>
    <element id="Observation.category.coding:socialHistory.code">
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    </element>
    <element id="Observation.code">
      <path value="Observation.code" />
      <mustSupport value="true" />
    </element>
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          <path value="$this" />
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        <rules value="open" />
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      <mustSupport value="true" />
    </element>
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      <path value="Observation.code.coding" />
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      <max value="1" />
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        <system value="http://loinc.org" />
        <code value="8691-8" />
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      <path value="Observation.code.coding.code" />
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    <element id="Observation.subject">
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      <type>
        <code value="Reference" />
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        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Group" />
      </type>
      <mustSupport value="true" />
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      <path value="Observation.value[x]" />
      <min value="1" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <description value="Yes | No | Unknown" />
        <valueSet value="https://www.netzwerk-universitaetsmedizin.de/fhir/ValueSet/yes-no-unknown-other-na" />
      </binding>
    </element>
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      <path value="Observation.bodySite" />
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    <element id="Observation.specimen">
      <path value="Observation.specimen" />
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          <path value="code" />
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        <rules value="open" />
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      <sliceName value="TravelStartDate" />
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      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.component:TravelStartDate.code">
      <path value="Observation.component.code" />
      <patternCodeableConcept>
        <coding>
          <system value="http://loinc.org" />
          <code value="82752-7" />
          <display value="Date travel started" />
        </coding>
      </patternCodeableConcept>
    </element>
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    <element id="Observation.component:TravelStartDate.value[x]">
      <path value="Observation.component.value[x]" />
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        <code value="dateTime" />
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      <path value="Observation.component" />
      <sliceName value="Country" />
      <min value="0" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.component:Country.code">
      <path value="Observation.component.code" />
      <patternCodeableConcept>
        <coding>
          <system value="http://loinc.org" />
          <code value="94651-7" />
          <display value="Country of travel" />
        </coding>
      </patternCodeableConcept>
    </element>
    <element id="Observation.component:Country.code.coding">
      <path value="Observation.component.code.coding" />
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    </element>
    <element id="Observation.component:Country.code.coding.system">
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    <element id="Observation.component:Country.value[x]">
      <path value="Observation.component.value[x]" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <binding>
        <strength value="preferred" />
        <description value="ISO 3166 Part 1 2-letter codes" />
        <valueSet value="http://hl7.org/fhir/ValueSet/iso3166-1-2" />
      </binding>
    </element>
    <element id="Observation.component:State">
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      <sliceName value="State" />
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      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.component:State.code">
      <path value="Observation.component.code" />
      <patternCodeableConcept>
        <coding>
          <system value="http://loinc.org" />
          <code value="82754-3" />
          <display value="State of travel" />
        </coding>
      </patternCodeableConcept>
    </element>
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        <strength value="extensible" />
        <valueSet value="http://fhir.de/ValueSet/iso/bundeslaender" />
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    </element>
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      <path value="Observation.component" />
      <sliceName value="City" />
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      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.component:City.code">
      <path value="Observation.component.code" />
      <patternCodeableConcept>
        <coding>
          <system value="http://loinc.org" />
          <code value="94653-3" />
          <display value="City of travel" />
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      </patternCodeableConcept>
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        <code value="string" />
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        <coding>
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          <code value="91560-3" />
          <display value="Date of departure from travel destination" />
        </coding>
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      <path value="Observation.component.value[x]" />
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        <code value="dateTime" />
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    </element>
  </differential>
</StructureDefinition>