<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="shr-core-Range-extension" />
  <text>
    <status value="generated" />
    <div xmlns="http://www.w3.org/1999/xhtml">
      <p>
        <b>SHR Range Extension</b>
      </p>
      <p>An interval defined by a quantitative upper and/or lower bound. One of the two bounds must be specified, and the lower bound must be less than the upper bound. When Quantities are specified, the units of measure must be the same.</p>
    </div>
  </text>
  <url value="http://standardhealthrecord.org/fhir/StructureDefinition/shr-core-Range-extension" />
  <identifier>
    <system value="http://standardhealthrecord.org" />
    <value value="shr.core.Range" />
  </identifier>
  <version value="0.0.1" />
  <name value="SHR Range Extension" />
  <title value="SHR Range Extension" />
  <status value="draft" />
  <date value="2017-12-20" />
  <publisher value="The MITRE Corporation: Standard Health Record Collaborative" />
  <contact>
    <telecom>
      <system value="url" />
      <value value="http://standardhealthrecord.org" />
    </telecom>
  </contact>
  <description value="An interval defined by a quantitative upper and/or lower bound. One of the two bounds must be specified, and the lower bound must be less than the upper bound. When Quantities are specified, the units of measure must be the same." />
  <fhirVersion value="3.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <contextType value="resource" />
  <context value="*" />
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <snapshot>
    <element id="Extension:range">
      <path value="Extension" />
      <short value="SHR Range Extension" />
      <definition value="An interval defined by a quantitative upper and/or lower bound. One of the two bounds must be specified, and the lower bound must be less than the upper bound. When Quantities are specified, the units of measure must be the same." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Extension" />
        <min value="0" />
        <max value="1" />
      </base>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="children().count() &gt; id.count()" />
        <xpath value="@value|f:*|h:div" />
        <source value="Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="Extension" />
      </constraint>
    </element>
    <element id="Extension:range.id">
      <path value="Extension.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension:range.extension:extension">
      <path value="Extension.extension" />
      <sliceName value="extension" />
      <short value="Extension" />
      <definition value="An Extension" />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
    </element>
    <element id="Extension:range.url">
      <path value="Extension.url" />
      <representation value="xmlAttr" />
      <short value="identifies the meaning of the extension" />
      <definition value="Source of the definition for the extension code - a logical name or a URL." />
      <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.url" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <fixedUri value="http://standardhealthrecord.org/fhir/StructureDefinition/shr-core-Range-extension" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension:range.valueRange">
      <path value="Extension.valueRange" />
      <short value="Value of extension" />
      <definition value="Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Range" />
        <profile value="http://standardhealthrecord.org/fhir/StructureDefinition/shr-core-Range" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
  </snapshot>
  <differential>
    <element id="Extension:range">
      <path value="Extension" />
      <short value="SHR Range Extension" />
      <definition value="An interval defined by a quantitative upper and/or lower bound. One of the two bounds must be specified, and the lower bound must be less than the upper bound. When Quantities are specified, the units of measure must be the same." />
      <min value="0" />
      <max value="*" />
    </element>
    <element id="Extension:range.extension:extension">
      <path value="Extension.extension" />
      <sliceName value="extension" />
      <max value="0" />
    </element>
    <element id="Extension:range.url">
      <path value="Extension.url" />
      <type>
        <code value="uri" />
      </type>
      <fixedUri value="http://standardhealthrecord.org/fhir/StructureDefinition/shr-core-Range-extension" />
    </element>
    <element id="Extension:range.valueRange">
      <path value="Extension.valueRange" />
      <min value="1" />
      <type>
        <code value="Range" />
        <profile value="http://standardhealthrecord.org/fhir/StructureDefinition/shr-core-Range" />
      </type>
    </element>
  </differential>
</StructureDefinition>