<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="http://phast.fr/fhir/StructureDefinition/Datatype/SIPhRatioUCUM" />
  <version value="0.1.0" />
  <name value="SIPhRatioUCUM" />
  <status value="draft" />
  <date value="2019-11-14" />
  <publisher value="Phast - FRANCE" />
  <contact>
    <name value="olivier BOUX" />
    <telecom>
      <system value="email" />
      <value value="olivier.boux@phast.fr" />
    </telecom>
  </contact>
  <description value="Ratio with numerator and denominator unit UCUM encoded" />
  <copyright value="Phast 2019" />
  <fhirVersion value="4.0.0" />
  <kind value="complex-type" />
  <abstract value="false" />
  <type value="Ratio" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Ratio" />
  <derivation value="constraint" />
  <differential>
    <element id="Ratio">
      <path value="Ratio" />
      <short value="A ratio of two precise Quantity values - a numerator and a denominator" />
      <definition value="A relationship of two Quantity values - expressed as a precise numerator and a precise denominator." />
    </element>
    <element id="Ratio.numerator">
      <path value="Ratio.numerator" />
      <short value="Numerator with UCUM unit" />
      <definition value="unit of measure SHALL be UCUM encoded" />
      <type>
        <code value="Quantity" />
        <profile value="http://phast.fr/fhir/StructureDefinition/Datatype/SIPhSimpleQuantityUCUM" />
      </type>
    </element>
    <element id="Ratio.denominator">
      <path value="Ratio.denominator" />
      <short value="Denominator with UCUM unit" />
      <definition value="unit of measure SHALL be UCUM encoded" />
      <type>
        <code value="Quantity" />
        <profile value="http://phast.fr/fhir/StructureDefinition/Datatype/SIPhSimpleQuantityUCUM" />
      </type>
    </element>
  </differential>
</StructureDefinition>