<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://www.cmp3vda-project.it/fhir/StructureDefinition/MedicationATC" />
  <name value="MedicationATC" />
  <status value="draft" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Medication" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Medication" />
  <derivation value="constraint" />
  <differential>
    <element id="Medication.identifier">
      <path value="Medication.identifier" />
      <max value="0" />
    </element>
    <element id="Medication.code">
      <path value="Medication.code" />
      <min value="1" />
      <binding>
        <strength value="required" />
        <valueSet value="http://www.cmp3vda-project.it/ValueSet/MedicationValueSetCMP3" />
      </binding>
    </element>
    <element id="Medication.status">
      <path value="Medication.status" />
      <max value="0" />
    </element>
    <element id="Medication.manufacturer">
      <path value="Medication.manufacturer" />
      <max value="0" />
    </element>
    <element id="Medication.form">
      <path value="Medication.form" />
      <max value="0" />
    </element>
    <element id="Medication.amount">
      <path value="Medication.amount" />
      <max value="0" />
    </element>
    <element id="Medication.ingredient">
      <path value="Medication.ingredient" />
      <max value="0" />
    </element>
    <element id="Medication.batch">
      <path value="Medication.batch" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>