<Observation xmlns="http://hl7.org/fhir">
  <id value="TrilliumII-examples-Observation-01-Sub3" />
  <meta>
    <versionId value="b7598c90-cde2-408e-a2a9-7d1f9a869bf0" />
    <lastUpdated value="2018-02-16T10:19:30.107+00:00" />
  </meta>
  <status value="final" />
  <category>
    <coding>
      <system value="http://hl7.org/fhir/observation-category" />
      <code value="laboratory" />
    </coding>
  </category>
  <code>
    <coding>
      <system value="http://loinc.org" />
      <code value="1156-9" />
      <display value="little c Ab [Presence] in Serum or Plasma" />
    </coding>
  </code>
  <subject>
    <reference value="Patient/TrilliumII-examples-Patient-02" />
  </subject>
  <effectiveDateTime value="2015-10-10T09:35:00+01:00" />
  <valueCodeableConcept>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="260385009" />
      <display value="Negative" />
    </coding>
  </valueCodeableConcept>
</Observation>