<?xml version="1.0" encoding="UTF-8"?><EvidenceVariable xmlns="http://hl7.org/fhir">
  <id value="example-placebo"/>
  <meta>
    <security>
      <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/>
      <code value="HTEST"/>
      <display value="test health data"/>
    </security>
  </meta>
  <text>
    <status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml">
		
      <p>
			In a study of response rates if placebo is given, "placcebo given" may be the variable for the exposure of interest.
      </p>
	
    </div>
  </text>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="cds"/>
  </extension>
  <name value="Placebo"/>
  <title value="Placebo"/>
  <status value="draft"/>
  <publisher value="HL7 International / Clinical Decision Support"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://www.hl7.org/Special/committees/dss"/>
    </telecom>
  </contact>
  <description value="Placebo"/>
  <actual value="true"/>
  <definition>
    <concept>
      <coding>
        <system value="http://snomed.info/sct"/>
        <code value="182886004"/>
        <display value="Placebo given (situation)"/>
      </coding>
    </concept>
  </definition>
  <handling/>
</EvidenceVariable>