<status value="draft" /> <experimental value="true" /> <date value="2019-02-10T00:11:08+00:00" /> <publisher value="HL7 FHIR Standard" /> <contact> <telecom> <system value="url" /> <value value="http://hl7.org/fhir" /> </telecom> </contact> <description value="Data Element for DataRequirement.mustSupport" /> <purpose value="Data Elements are defined for each element to assist in questionnaire construction etc" /> <fhirVersion value="4.0.0" /> <mapping> <identity value="rim" /> <uri value="http://hl7.org/v3" /> <name value="RIM Mapping" /> </mapping> <kind value="logical" /> <abstract value="false" /> <type value="DataRequirement.mustSupport" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Element" /> <derivation value="specialization" /> <snapshot> <element id="DataRequirement.mustSupport"> <path value="DataRequirement.mustSupport" /> <short value="Indicates specific structure elements that are referenced by the knowledge module" /> <definition value="Indicates that specific elements of the type are referenced by the knowledge module and must be supported by the consumer in order to obtain an effective evaluation. This does not mean that a value is required for this element, only that the consuming system must understand the element and be able to provide values for it if they are available. The value of mustSupport SHALL be a FHIRPath resolveable on the type of the DataRequirement. The path SHALL consist only of identifiers, constant indexers, and .resolve() (see the [Simple FHIRPath Profile](fhirpath.html#simple) for full details)." /> <min value="0" /> <max value="*" /> <base> <path value="DataRequirement.mustSupport" /> <min value="0" /> <max value="*" /> </base> <type> <code value="string" /> </type> <isModifier value="false" /> <isSummary value="true" /> </element> </snapshot> </StructureDefinition>