Generated Narrative with Details

url: https://esource-consortium.github.io/fhir-clinical-research/cr-core-searchparam-observation-researchstudy

name: CRCoreSearchParamObservationResearchStudy

status: DRAFT

description: Allows a consumer to query observations based on a research study, as defined by the element extension http://hl7.org/fhir/StructureDefinition/workflow-researchStudy

purpose: Allows for searching of an element by ResearchStudy, typical in clinical research scenarios.

code: researchstudy

base: Observation

type: TOKEN

expression: Observation.extension.where(url='http://hl7.org/fhir/StructureDefinition/workflow-researchStudy').value

xpathUsage: NORMAL

multipleOr: false

multipleAnd: false