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  <status value="draft" />
  <description value="EL Functional/Cognitive Status Profile." />
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  <kind value="resource" />
  <abstract value="false" />
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  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" />
  <derivation value="constraint" />
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      <min value="1" />
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      <max value="1" />
      <type>
        <code value="Extension" />
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      </type>
    </element>
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      <path value="Observation.meta.tag" />
      <binding>
        <strength value="required" />
        <valueSet value="http://fhir.essilorluxottica.com/fhir/ValueSet/el-metatag-vs" />
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      <patternCodeableConcept>
        <coding>
          <system value="http://terminology.hl7.org/CodeSystem/observation-category" />
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        </coding>
      </patternCodeableConcept>
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        <strength value="required" />
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      <path value="Observation.value[x]" />
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    <element id="Observation.bodySite">
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</StructureDefinition>