<?xml version="1.0" encoding="UTF-8"?><GuidanceResponse xmlns="http://hl7.org/fhir">
  <id value="additional-data-example"/>
  <!-- This example demonstrates the response to a decision support guidance request where additional information is requested using the GuidanceResponse resource. -->
  <meta>
    <security>
      <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/>
      <code value="HTEST"/>
      <display value="test health data"/>
    </security>
  </meta>
  <requestIdentifier>
    <system value="http://example.org"/>
    <value value="guidanceRequest2"/>
  </requestIdentifier>
  <identifier>
    <system value="http://example.org"/>
    <value value="guidanceResponse2"/>
  </identifier>
  <moduleUri value="http://someguidelineprovider.org/diabetes-guidelines.html"/>
  <status value="data-required"/>
  <subject>
    <reference value="Patient/example"/>
  </subject>
  <encounter>
    <reference value="Encounter/example"/>
  </encounter>
  <occurrenceDateTime value="2017-03-10T16:02:00Z"/>
  <performer>
    <reference value="Device/software"/>
  </performer>
  <reason>
    <concept>
      <text value="Diabetes Guideline"/>
    </concept>
  </reason>
  <dataRequirement>
    <type value="Observation"/>
    <mustSupport value="value"/>
    <codeFilter>
      <path value="code"/>
      <code>
        <system value="http://loinc.org"/>
        <code value="4548-4"/>
        <display value="Hemoglobin A1c/Hemoglobin.total in Blood"/>
      </code>
    </codeFilter>
  </dataRequirement>
</GuidanceResponse>