<Observation xmlns="http://hl7.org/fhir">
  <id value="43b9c898-39d8-40e8-b06c-aec6cc486f04" />
  <meta>
    <versionId value="1" />
    <lastUpdated value="2016-12-16T14:32:58.031+00:00" />
  </meta>
  <text>
    <status value="generated" />
    <div xmlns="http://www.w3.org/1999/xhtml">Tobacco smoking status: Unknown if ever smoked</div>
  </text>
  <status value="final" />
  <category>
    <coding>
      <system value="http://hl7.org/fhir/observation-category" />
      <code value="social-history" />
      <display value="Social History" />
    </coding>
    <text value="Social History" />
  </category>
  <code>
    <coding>
      <system value="http://loinc.org/" />
      <code value="72166-2" />
      <display value="Tobacco smoking status" />
    </coding>
    <text value="Tobacco smoking status" />
  </code>
  <subject>
    <reference value="Patient/1098667" />
  </subject>
  <valueCodeableConcept>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="266927001" />
      <display value="Unknown if ever smoked" />
    </coding>
    <text value="Unknown if ever smoked" />
  </valueCodeableConcept>
</Observation>