http://hl7.org/fhir/StructureDefinition/observation-precondition|4.0.1
Other preceding or concurrent observations that must be known to correctly interpret the the observation. For example an fiO2 measure taken alongside of a SpO2 measurement. See the [Observation notes](observation.html#notes) section for additional guidance.
| url | version | package |
|---|---|---|
| http://hl7.org/fhir/StructureDefinition/observation-precondition | 5.2.0 | hl7.fhir.uv.extensions@5.2.0 |
| http://hl7.org/fhir/StructureDefinition/observation-precondition | 4.0.1 | hl7.fhir.r4.core@4.0.1 |
| http://hl7.org/fhir/StructureDefinition/observation-precondition | 5.2.0 | hl7.fhir.uv.extensions.r4@5.2.0 |
| http://hl7.org/fhir/StructureDefinition/observation-precondition | 5.2.0 | hl7.fhir.uv.extensions.r5@5.2.0 |