<status value="draft" /> <description value="Complex extension carrying medication strength as free text and/or structured quantity." /> <fhirVersion value="4.0.1" /> <kind value="complex-type" /> <abstract value="false" /> <context> <type value="element" /> <expression value="MedicationRequest" /> </context> <type value="Extension" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" /> <derivation value="constraint" /> <differential> <element id="Extension"> <path value="Extension" /> <short value="Medication Strength (MERT)" /> <definition value="Complex extension carrying medication strength as free text and/or structured quantity." /> </element> <element id="Extension.extension"> <path value="Extension.extension" /> <min value="1" /> </element> <element id="Extension.extension:strengthText"> <path value="Extension.extension" /> <sliceName value="strengthText" /> <min value="1" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Extension.extension:strengthText.extension"> <path value="Extension.extension.extension" /> <max value="0" /> </element> <element id="Extension.extension:strengthText.url"> <path value="Extension.extension.url" /> <fixedUri value="strengthText" /> </element> <element id="Extension.extension:strengthText.value[x]"> <path value="Extension.extension.value[x]" /> <min value="1" /> <type> <code value="string" /> </type> </element> <element id="Extension.extension:strengthQuantity"> <path value="Extension.extension" /> <sliceName value="strengthQuantity" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Extension.extension:strengthQuantity.extension"> <path value="Extension.extension.extension" /> <max value="0" /> </element> <element id="Extension.extension:strengthQuantity.url"> <path value="Extension.extension.url" /> <fixedUri value="strengthQuantity" /> </element> <element id="Extension.extension:strengthQuantity.value[x]"> <path value="Extension.extension.value[x]" /> <type> <code value="Quantity" /> </type> </element> <element id="Extension.url"> <path value="Extension.url" /> <fixedUri value="http://example.org/fhir/StructureDefinition/medication-strength" /> </element> <element id="Extension.value[x]"> <path value="Extension.value[x]" /> <max value="0" /> </element> </differential> </StructureDefinition>