Observation ResearchStudy SearchParam - XML Representation

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Raw xml

<SearchParameter xmlns="http://hl7.org/fhir">
  <id value="cr-core-searchparam-observation-researchstudy"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p><b>Generated Narrative with Details</b></p><p><b>url</b>: <b>https://esource-consortium.github.io/fhir-clinical-research/cr-core-searchparam-observation-researchstudy</b></p><p><b>name</b>: CRCoreSearchParamObservationResearchStudy</p><p><b>status</b>: DRAFT</p><p><b>description</b>: Allows a consumer to query observations based on a research study, as defined by the element extension http://hl7.org/fhir/StructureDefinition/workflow-researchStudy</p><p><b>purpose</b>: Allows for searching of an element by ResearchStudy, typical in clinical research scenarios.</p><p><b>code</b>: researchstudy</p><p><b>base</b>: Observation</p><p><b>type</b>: TOKEN</p><p><b>expression</b>: Observation.extension.where(url='http://hl7.org/fhir/StructureDefinition/workflow-researchStudy').value</p><p><b>xpathUsage</b>: NORMAL</p><p><b>multipleOr</b>: false</p><p><b>multipleAnd</b>: false</p></div>
  </text>
  <url
       value="https://esource-consortium.github.io/fhir-clinical-research/cr-core-searchparam-observation-researchstudy"/>
  <version value="0.3"/>
  <name value="CRCoreSearchParamObservationResearchStudy"/>
  <status value="draft"/>
  <date value="2019-06-20T11:42:05-04:00"/>
  <description
               value="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
           value="Allows for searching of an element by ResearchStudy, typical in clinical research scenarios."/>
  <code value="researchstudy"/>
  <base value="Observation"/>
  <type value="token"/>
  <expression
              value="Observation.extension.where(url=&#39;http://hl7.org/fhir/StructureDefinition/workflow-researchStudy&#39;).value"/>
  <xpathUsage value="normal"/>
  <multipleOr value="false"/>
  <multipleAnd value="false"/>
</SearchParameter>