<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="logicalmodel-Gestationalage-R4" />
  <url value="http://linkehr.com/fhir/logicalmodel-gestationalage-R4" />
  <identifier>
    <system value="openEHR-CKM" />
    <value value="openEHR-EHR-OBSERVATION.gestational_age.v0" />
  </identifier>
  <version value="0" />
  <name value="Gestationalage" />
  <title value="Gestational age" />
  <status value="draft" />
  <date value="2024-06-18" />
  <publisher value="openEHR" />
  <contact>
    <telecom>
      <system value="url" />
      <value value="http://www.veratech.es" />
    </telecom>
  </contact>
  <description value="The estimate or known period or duration of the pregnancy or gestational age of the foetus or new born." />
  <purpose value="To record the estimated or known gestation age of a current pregnancy or new born at a point in time." />
  <fhirVersion value="4.0.0" />
  <mapping>
    <identity value="openEHR" />
    <uri value="http://openehr.org" />
    <name value="openEHR Mapping" />
  </mapping>
  <mapping>
    <identity value="openEHR-natural" />
    <uri value="http://openehr.org" />
    <name value="openEHR natural path" />
  </mapping>
  <kind value="logical" />
  <abstract value="false" />
  <type value="StructureDefinition" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Element" />
  <snapshot>
    <element id="Gestational_age">
      <path value="Gestational_age" />
      <short value="Gestational age" />
      <definition value="The estimate or known period or duration of the pregnancy or gestational age of the foetus or new born." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Gestational_age" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <code value="BackboneElement" />
      </type>
      <mustSupport value="true" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
    <element id="Gestational_age.protocol">
      <path value="Gestational_age.protocol" />
      <short value="Tree" />
      <definition value="@ internal @" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.protocol" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="BackboneElement" />
      </type>
      <mustSupport value="false" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
    <element id="Gestational_age.protocol.Calculation_based_on">
      <path value="Gestational_age.protocol.Calculation_based_on" />
      <short value="Calculation based on" />
      <definition value="The base for the calculation of the durataion of pregnancy." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.protocol.Calculation_based_on" />
        <min value="0" />
        <max value="1" />
      </base>
    </element>
    <element id="Gestational_age.protocol.Calculation_based_on.value">
      <path value="Gestational_age.protocol.Calculation_based_on.value" />
      <short value="Calculation based on" />
      <definition value="The base for the calculation of the durataion of pregnancy." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.protocol.Calculation_based_on.value" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <mustSupport value="false" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
    <element id="Gestational_age.Event_Series">
      <path value="Gestational_age.Event_Series" />
      <short value="Event Series" />
      <definition value="@ internal @" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="BackboneElement" />
      </type>
      <mustSupport value="false" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement">
      <path value="Gestational_age.Event_Series.Date_of_measurement" />
      <short value="Date of measurement" />
      <definition value="The date and time of the measurement of gestation." />
      <min value="1" />
      <max value="*" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement" />
        <min value="1" />
        <max value="*" />
      </base>
      <type>
        <code value="BackboneElement" />
      </type>
      <mustSupport value="true" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement.data">
      <path value="Gestational_age.Event_Series.Date_of_measurement.data" />
      <short value="Tree" />
      <definition value="@ internal @" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement.data" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="BackboneElement" />
      </type>
      <mustSupport value="false" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age">
      <path value="Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age" />
      <short value="Gestational age" />
      <definition value="Estimate of time since conception + 2 weeks." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age" />
        <min value="0" />
        <max value="1" />
      </base>
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age.value">
      <path value="Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age.value" />
      <short value="Gestational age" />
      <definition value="Estimate of time since conception + 2 weeks." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age.value" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Duration" />
      </type>
      <mustSupport value="false" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age">
      <path value="Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age" />
      <short value="Conceptional age" />
      <definition value="The time since conception." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age" />
        <min value="0" />
        <max value="1" />
      </base>
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age.value">
      <path value="Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age.value" />
      <short value="Conceptional age" />
      <definition value="The time since conception." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age.value" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Duration" />
      </type>
      <mustSupport value="false" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement.data.Trimester">
      <path value="Gestational_age.Event_Series.Date_of_measurement.data.Trimester" />
      <short value="Trimester" />
      <definition value="Duration of pregnancy grouped into 12-14 week intervals." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement.data.Trimester" />
        <min value="0" />
        <max value="1" />
      </base>
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement.data.Trimester.value">
      <path value="Gestational_age.Event_Series.Date_of_measurement.data.Trimester.value" />
      <short value="Trimester" />
      <definition value="Duration of pregnancy grouped into 12-14 week intervals." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement.data.Trimester.value" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <mustSupport value="false" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement.data.Comment">
      <path value="Gestational_age.Event_Series.Date_of_measurement.data.Comment" />
      <short value="Comment" />
      <definition value="Clinical comment on gestational or conceptional age." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement.data.Comment" />
        <min value="0" />
        <max value="1" />
      </base>
    </element>
    <element id="Gestational_age.Event_Series.Date_of_measurement.data.Comment.value">
      <path value="Gestational_age.Event_Series.Date_of_measurement.data.Comment.value" />
      <short value="Comment" />
      <definition value="Clinical comment on gestational or conceptional age." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Gestational_age.Event_Series.Date_of_measurement.data.Comment.value" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <mustSupport value="false" />
      <isModifier value="false" />
      <isSummary value="true" />
    </element>
  </snapshot>
</StructureDefinition>