<?xml version="1.0" encoding="UTF-8"?><Observation xmlns="http://hl7.org/fhir">
  <id value="body-length"/>
  <meta>
    <profile value="http://hl7.org/fhir/StructureDefinition/vitalsigns"/>
  
    <security>
      <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/>
      <code value="HTEST"/>
      <display value="test health data"/>
    </security>
  </meta>
  <status value="final"/>
  <category>
    <coding>
      <system value="http://terminology.hl7.org/CodeSystem/observation-category"/>
      <code value="vital-signs"/>
      <display value="Vital Signs"/>
    </coding>
    <text value="Vital Signs"/>
  </category>
  <!--   This example demonstrates a measurement code for "Body Length" ( typically used for infants) which is more specific than the "interoperability category" code for "Body height".  -->
  <code>
    <coding>
      <system value="http://loinc.org"/>
      <code value="8306-3"/>
      <display value="Body height --lying"/>
      <userSelected value="true"/>
    </coding>
    <coding>
      <!--  for the vital signs profile  -->
      <system value="http://loinc.org"/>
      <code value="8302-2"/>
      <display value="Body height"/>
    </coding>
    <text value="Body Length"/>
  </code>
  <subject>
    <reference value="Patient/example"/>
  </subject>
  <effectiveDateTime value="1999-07-02"/>
  <valueQuantity>
    <value value="25"/>
    <unit value="cm"/>
    <system value="http://unitsofmeasure.org"/>
    <code value="cm"/>
  </valueQuantity>
</Observation>