<status value="active" /> <description value="The grade associated with the severity of an adverse event, using CTCAE criteria. See https://ctep.cancer.gov/protocolDevelopment/electronic_applications/ctc.htm" /> <fhirVersion value="4.0.1" /> <mapping> <identity value="rim" /> <uri value="http://hl7.org/v3" /> <name value="RIM Mapping" /> </mapping> <kind value="complex-type" /> <abstract value="false" /> <type value="Extension" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" /> <derivation value="constraint" /> <differential> <element id="Extension.extension"> <path value="Extension.extension" /> <max value="0" /> </element> <element id="Extension.url"> <path value="Extension.url" /> <fixedUri value="https://fhir.devdays.com/R4/devdays-covid19-vaccine/StructureDefinition/adverse-event-grade" /> </element> <element id="Extension.value[x]"> <path value="Extension.value[x]" /> <slicing> <discriminator> <type value="type" /> <path value="$this" /> </discriminator> <ordered value="false" /> <rules value="open" /> </slicing> <type> <code value="CodeableConcept" /> </type> </element> <element id="Extension.valueCodeableConcept"> <path value="Extension.valueCodeableConcept" /> <min value="0" /> <max value="1" /> <binding> <strength value="required" /> </binding> </element> </differential> </StructureDefinition>