<StructureDefinition xmlns="http://hl7.org/fhir">
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="fhir" />
  </extension>
  <url value="https://purl.org/elab/fhir/network/StructureDefinition/1/DBPCFoodChallengeDayOutcome" />
  <version value="1" />
  <name value="DBPCFoodChallengeDayOutcome" />
  <status value="active" />
  <date value="2017-09-19T09:24:57.0268477Z" />
  <description value="Double blind placebo controlled food challenge symptoms - outcome from a particular day" />
  <fhirVersion value="3.0.0" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Basic" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Basic" />
  <derivation value="constraint" />
  <differential>
    <element id="Basic.Extension">
      <path value="Basic.Extension" />
      <definition value="This element is a workaround to prevent validation error due to error in the FHIR spec" />
    </element>
    <element id="Basic.Extension:DBPCFoodChallengeDayOutcome">
      <path value="Basic.Extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
    </element>
    <element id="Basic.Extension:DBPCFoodChallengeOutcome">
      <path value="Basic.extension" />
      <sliceName value="DBPCFoodChallengeOutcome" />
      <short value="DBPCFoodChallengeOutcome" />
      <definition value="DBPCFoodChallengeOutcome" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/DBPCFoodChallengeOutcome" />
      </type>
    </element>
    <element id="Basic.Extension:VariableLabel">
      <path value="Basic.extension" />
      <sliceName value="VariableLabel" />
      <short value="VariableLabel" />
      <definition value="VariableLabel" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/VariableLabel" />
      </type>
    </element>
    <element id="Basic.Extension:SubjectNo">
      <path value="Basic.extension" />
      <sliceName value="SubjectNo" />
      <short value="SubjectNo" />
      <definition value="SubjectNo" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/SubjectNo" />
      </type>
    </element>
    <element id="Basic.Extension:DateOfChallenge">
      <path value="Basic.extension" />
      <sliceName value="DateOfChallenge" />
      <short value="DateOfChallenge" />
      <definition value="DateOfChallenge" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/DateOfChallenge" />
      </type>
    </element>
    <element id="Basic.Extension:Food">
      <path value="Basic.extension" />
      <sliceName value="Food" />
      <short value="Food" />
      <definition value="Food" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/Food" />
      </type>
      <binding>
        <strength value="example" />
        <valueSetReference>
          <reference value="http://www.hl7.org/FHIR/valueset-food-type.html" />
        </valueSetReference>
      </binding>
    </element>
    <element id="Basic.Extension:ChallengeDay">
      <path value="Basic.extension" />
      <sliceName value="ChallengeDay" />
      <short value="ChallengeDay" />
      <definition value="ChallengeDay" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/ChallengeDay" />
      </type>
      <binding>
        <strength value="preferred" />
        <valueSetReference>
          <reference value="https://www.hl7.org/fhir/valueset-days-of-week.html" />
        </valueSetReference>
      </binding>
    </element>
    <element id="Basic.Extension:FoodProtocol">
      <path value="Basic.extension" />
      <sliceName value="FoodProtocol" />
      <short value="FoodProtocol" />
      <definition value="FoodProtocol" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/FoodProtocol" />
      </type>
      <binding>
        <strength value="preferred" />
        <valueSetReference>
          <reference value="http://www.hl7.org/FHIR/valueset-food-type.html" />
        </valueSetReference>
      </binding>
    </element>
    <element id="Basic.Extension:ActiveOrPlaceboChallenge">
      <path value="Basic.extension" />
      <sliceName value="ActiveOrPlaceboChallenge" />
      <short value="ActiveOrPlaceboChallenge" />
      <definition value="ActiveOrPlaceboChallenge" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/ActiveOrPlaceboChallenge" />
      </type>
      <binding>
        <strength value="preferred" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/v2-0136" />
        </valueSetReference>
      </binding>
    </element>
    <element id="Basic.Extension:ObjectiveSymptomsStoppingCriterion">
      <path value="Basic.extension" />
      <sliceName value="ObjectiveSymptomsStoppingCriterion" />
      <short value="ObjectiveSymptomsStoppingCriterion" />
      <definition value="ObjectiveSymptomsStoppingCriterion" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/ObjectiveSymptomsStoppingCriterion" />
      </type>
      <binding>
        <strength value="preferred" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/v2/0136/index.html" />
        </valueSetReference>
      </binding>
    </element>
    <element id="Basic.Extension:SevereSymptomsStoppingCriterion">
      <path value="Basic.extension" />
      <sliceName value="SevereSymptomsStoppingCriterion" />
      <short value="SevereSymptomsStoppingCriterion" />
      <definition value="SevereSymptomsStoppingCriterion" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/SevereSymptomsStoppingCriterion" />
      </type>
      <binding>
        <strength value="preferred" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/v2/0136/index.html" />
        </valueSetReference>
      </binding>
    </element>
    <element id="Basic.Extension:PatientRequestStoppingCriterion">
      <path value="Basic.extension" />
      <sliceName value="PatientRequestStoppingCriterion" />
      <short value="PatientRequestStoppingCriterion" />
      <definition value="PatientRequestStoppingCriterion" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/PatientRequestStoppingCriterion" />
      </type>
      <binding>
        <strength value="preferred" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/v2/0136/index.html" />
        </valueSetReference>
      </binding>
    </element>
    <element id="Basic.Extension:OtherStoppingCriterion">
      <path value="Basic.extension" />
      <sliceName value="OtherStoppingCriterion" />
      <short value="OtherStoppingCriterion" />
      <definition value="OtherStoppingCriterion" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/OtherStoppingCriterion" />
      </type>
      <binding>
        <strength value="preferred" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/v2/0136/index.html" />
        </valueSetReference>
      </binding>
    </element>
    <element id="Basic.Extension:OtherSpecifyStoppingCriterion">
      <path value="Basic.extension" />
      <sliceName value="OtherSpecifyStoppingCriterion" />
      <short value="OtherSpecifyStoppingCriterion" />
      <definition value="OtherSpecifyStoppingCriterion" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/OtherSpecifyStoppingCriterion" />
      </type>
    </element>
    <element id="Basic.Extension:LateOnsetReactReported">
      <path value="Basic.extension" />
      <sliceName value="LateOnsetReactReported" />
      <short value="LateOnsetReactReported" />
      <definition value="LateOnsetReactReported" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://purl.org/elab/fhir/network/StructureDefinition/1/LateOnsetReactReported" />
      </type>
      <binding>
        <strength value="preferred" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/v2/0136/index.html" />
        </valueSetReference>
      </binding>
    </element>
  </differential>
</StructureDefinition>