http://hl7.org/fhir/StructureDefinition/observation-reagent|4.0.1

Reference to reagents used to generate this observation. This is intended for this for in-lab transactions between instruments and Laboratory Information Systems (LIS).
typedestination
baseDefinitionhttp://hl7.org/fhir/StructureDefinition/Extension
typehttp://hl7.org/fhir/StructureDefinition/Extension
Extension.value[x].typehttp://hl7.org/fhir/StructureDefinition/Reference
Extension.value[x].targetProfilehttp://hl7.org/fhir/StructureDefinition/Substance