<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ext-InstructionsForUse.RepeatPeriodCyclicalSchedule" />
  <url value="https://fhir.healthdata.be/StructureDefinition/ext-InstructionsForUse.RepeatPeriodCyclicalSchedule" />
  <name value="ExtInstructionsForUseRepeatPeriodCyclicalSchedule" />
  <title value="ext InstructionsForUse.RepeatPeriodCyclicalSchedule" />
  <status value="draft" />
  <date value="2022-10-17T09:09:13.9562003+00:00" />
  <publisher value="Healthdata.be (Sciensano)" />
  <contact>
    <name value="Service portal – healthdata.be" />
    <telecom>
      <system value="url" />
      <value value="https://sciensano.service-now.com/sp" />
      <use value="work" />
    </telecom>
  </contact>
  <description value="The repeated period in a cyclical schedule (of one or more dosing instructions). A cyclic schedule is noted in days, the corresponding dosing duration is also in days.&#xD;&#xA;&#xD;&#xA;The dosage instructions are interperted differently if RepeatPeriodCyclicalSchedule is present. Therorefore this extension is labeld a as a modifier extension." />
  <copyright value="Copyright and related rights waived via CC0, https://creativecommons.org/publicdomain/zero/1.0/. This does not apply to information from third parties, for example a medical terminology system. The implementer alone is responsible for identifying and obtaining any necessary licenses or authorizations to utilize third party IP in connection with the specification or otherwise." />
  <fhirVersion value="4.0.1" />
  <mapping>
    <identity value="zib-instructionsforuse-v1.2.1-2020EN" />
    <uri value="https://zibs.nl/wiki/InstructionsForUse-v1.2.1(2020EN)" />
    <name value="zib InstructionsForUse-v1.2.1(2020EN)" />
  </mapping>
  <mapping>
    <identity value="HdBe-InstructionsForUse" />
    <uri value="https://fhir.healthdata.be/StructureDefinition/LogicalModel/HdBe-InstructionsForUse" />
    <name value="HdBe logical model InstructionsForUse" />
  </mapping>
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="MedicationRequest" />
  </context>
  <context>
    <type value="element" />
    <expression value="MedicationDispense" />
  </context>
  <context>
    <type value="element" />
    <expression value="MedicationAdministration" />
  </context>
  <context>
    <type value="element" />
    <expression value="MedicationUse" />
  </context>
  <context>
    <type value="element" />
    <expression value="Timing" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <max value="1" />
      <isModifier value="true" />
      <isModifierReason value="The dosage instructions are interperted differently if RepeatPeriodCyclicalSchedule is present. Therorefore this extension is labeld a as a modifier extension." />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://fhir.healthdata.be/StructureDefinition/ext-InstructionsForUse.RepeatPeriodCyclicalSchedule" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <short value="RepeatPeriodCyclicalSchedule" />
      <definition value="The repeated period in a cyclical schedule (of one or more dosing instructions). A cyclic schedule is noted in days, the corresponding dosing duration is also in days.&#xD;&#xA;&#xD;&#xA;Examples of a cyclical schedule:  &#xD;&#xA;contraceptive pill (21 days, 1 pill 1x a day, then skip for 7 days, repeat), repeat period here is 28 days" />
      <alias value="HerhaalperiodeCyclischSchema" />
      <type>
        <code value="Duration" />
      </type>
      <mapping>
        <identity value="zib-instructionsforuse-v1.2.1-2020EN" />
        <map value="NL-CM:9.12.22505" />
        <comment value="RepeatPeriodCyclicalSchedule" />
      </mapping>
    </element>
  </differential>
</StructureDefinition>