<status value="draft" /> <date value="2019-08-16" /> <publisher value="Health Level Seven Australia" /> <contact> <telecom> <system value="url" /> <value value="http://hl7.org.au/fhir" /> <use value="work" /> </telecom> </contact> <description value="This profile defines a substance structure including core localisation concepts for use in an Australian context." /> <fhirVersion value="3.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="Substance" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Substance" /> <derivation value="constraint" /> <differential> <element id="Substance"> <path value="Substance" /> <short value="A substance in an Australian healthcare context" /> </element> <element id="Substance.code"> <path value="Substance.code" /> <binding> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> <valueString value="SubstanceCode" /> </extension> <strength value="preferred" /> <valueSetReference> <reference value="https://healthterminologies.gov.au/fhir/ValueSet/substance-1" /> </valueSetReference> </binding> </element> <element id="Substance.ingredient"> <path value="Substance.ingredient" /> </element> <element id="Substance.ingredient.substance[x]"> <path value="Substance.ingredient.substance[x]" /> <slicing> <discriminator> <type value="type" /> <path value="$this" /> </discriminator> <rules value="closed" /> </slicing> </element> <element id="Substance.ingredient.substance[x]:substanceCodeableConcept"> <path value="Substance.ingredient.substance[x]" /> <sliceName value="substanceCodeableConcept" /> <min value="0" /> <type> <code value="CodeableConcept" /> </type> <binding> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> <valueString value="SubstanceIngredient" /> </extension> <strength value="preferred" /> <valueSetReference> <reference value="https://healthterminologies.gov.au/fhir/ValueSet/substance-1" /> </valueSetReference> </binding> </element> <element id="Substance.ingredient.substance[x]:substanceReference"> <path value="Substance.ingredient.substance[x]" /> <sliceName value="substanceReference" /> <min value="0" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org.au/fhir/StructureDefinition/au-substance" /> </type> </element> </differential> </StructureDefinition>