<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="elementdefinition-de" />
  <text>
    <status value="generated" />
    <div xmlns="http://www.w3.org/1999/xhtml">to do</div>
  </text>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="fhir" />
  </extension>
  <url value="http://hl7.org/fhir/StructureDefinition/elementdefinition-de" />
  <name value="DataElement constraint on ElementDefinition data type" />
  <status value="draft" />
  <experimental value="false" />
  <date value="2015-02-28" />
  <publisher value="Health Level Seven International (Orders and Observations)" />
  <contact>
    <telecom>
      <system value="url" />
      <value value="http://hl7.org/special/committees/FHIR" />
    </telecom>
  </contact>
  <description value="Identifies how the ElementDefinition data type is used when it appears within a data element" />
  <fhirVersion value="3.0.1" />
  <mapping>
    <identity value="dex" />
    <uri value="http://wiki.ihe.net/index.php?title=Data_Element_Exchange" />
    <name value="IHE Data Element Exchange (DEX)" />
  </mapping>
  <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="iso11179" />
    <uri value="http://metadata-standards.org/11179/" />
    <name value="ISO 11179" />
  </mapping>
  <mapping>
    <identity value="loinc" />
    <uri value="http://loinc.org" />
    <name value="LOINC code for the element" />
  </mapping>
  <kind value="complex-type" />
  <abstract value="false" />
  <type value="ElementDefinition" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/ElementDefinition" />
  <derivation value="constraint" />
  <differential>
    <element id="ElementDefinition">
      <path value="ElementDefinition" />
      <min value="0" />
      <max value="*" />
    </element>
    <element id="ElementDefinition.extension:question">
      <path value="ElementDefinition.extension" />
      <sliceName value="Question" />
      <min value="0" />
      <max value="*" />
      <type>
        <code value="Extension" />
        <profile value="http://hl7.org/fhir/StructureDefinition/elementdefinition-question" />
      </type>
    </element>
    <element id="ElementDefinition.extension:allowedunits">
      <path value="ElementDefinition.extension" />
      <sliceName value="AllowedUnits" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits" />
      </type>
    </element>
    <element id="ElementDefinition.representation">
      <path value="ElementDefinition.representation" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="ElementDefinition.slicing">
      <path value="ElementDefinition.slicing" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="ElementDefinition.short">
      <path value="ElementDefinition.short" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="ElementDefinition.contentReference">
      <path value="ElementDefinition.contentReference" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="ElementDefinition.type">
      <path value="ElementDefinition.type" />
    </element>
    <element id="ElementDefinition.type.profile">
      <path value="ElementDefinition.type.profile" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="ElementDefinition.type.aggregation">
      <path value="ElementDefinition.type.aggregation" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="ElementDefinition.defaultValue[x]">
      <path value="ElementDefinition.defaultValue[x]" />
      <comment value="...  This element should only be used on child elements of complex data elements." />
    </element>
    <element id="ElementDefinition.meaningWhenMissing">
      <path value="ElementDefinition.meaningWhenMissing" />
      <comment value="...  This element should only be used on child elements of complex data elements." />
    </element>
    <element id="ElementDefinition.fixed[x]">
      <path value="ElementDefinition.fixed[x]" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="ElementDefinition.pattern[x]">
      <path value="ElementDefinition.pattern[x]" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="ElementDefinition.isModifier">
      <path value="ElementDefinition.isModifier" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="ElementDefinition.isSummary">
      <path value="ElementDefinition.isSummary" />
      <min value="0" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>