Union of http://hl7.org/fhir/StructureDefinition/specimen-additive and http://hl7.org/fhir/StructureDefinition/specimen-additive

This is the set of resources that conform to either of the profiles Specimen Additive (http://hl7.org/fhir/StructureDefinition/specimen-additive) and Specimen Additive (http://hl7.org/fhir/StructureDefinition/specimen-additive). E.g. what you have to deal with if you get resources conforming to one of them

Structure

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..*Specifies a substance that is added to a laboratory specimen
... url 1..1uriidentifies the meaning of the extension
... value[x] 1..1CodeableReference(Substance)Value of extension
Binding: ?? (example)

doco Documentation for this format