<StructureDefinition xmlns="http://hl7.org/fhir">
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  <url value="https://fhir.icanbwell.com/4_0_0/StructureDefinition/pr-observation-labs" />
  <version value="1.0" />
  <name value="ObservationLabs" />
  <title value="Profile: Observation - Labs" />
  <status value="active" />
  <date value="2024-03-27T16:38:01.0412569+00:00" />
  <description value="Lab results, as defined by US Core" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="http://hl7.org/fhir/us/core/StructureDefinition/us-core-observation-lab" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation.id">
      <path value="Observation.id" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.meta">
      <path value="Observation.meta" />
      <min value="1" />
      <type>
        <code value="Meta" />
        <profile value="https://fhir.icanbwell.com/4_0_0/StructureDefinition/de-meta" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.identifier">
      <path value="Observation.identifier" />
      <type>
        <code value="Identifier" />
        <profile value="https://fhir.icanbwell.com/4_0_0/StructureDefinition/de-identifier" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.category">
      <path value="Observation.category" />
      <type>
        <code value="CodeableConcept" />
        <profile value="https://fhir.icanbwell.com/4_0_0/StructureDefinition/de-codeable-concept" />
      </type>
    </element>
    <element id="Observation.code">
      <path value="Observation.code" />
      <type>
        <code value="CodeableConcept" />
        <profile value="https://fhir.icanbwell.com/4_0_0/StructureDefinition/de-codeable-concept" />
      </type>
    </element>
    <element id="Observation.subject">
      <path value="Observation.subject" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/us/core/StructureDefinition/us-core-patient" />
        <targetProfile value="https://fhir.icanbwell.com/4_0_0/StructureDefinition/pr-patient" />
      </type>
    </element>
    <element id="Observation.performer">
      <path value="Observation.performer" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>