<entryRelationship typeCode=“REFR”>

<observation classCode="OBS" moodCode="EVN">
   <!-- Conforms to C-CDA R2 Result Observation (V2) -->
   <templateId root="2.16.840.1.113883.10.20.22.4.2" extension="2015-08-01"/>
   <!-- Conforms Result (V4) -->
   <templateId root="2.16.840.1.113883.10.20.24.3.87" extension="2019-12-01"/>
   <id root="1.3.6.1.4.1.115" extension="{{random_id}}"/>
   {{> _codes}}
   <statusCode code="completed"/>
   {{#result_date_time?}}
     {{{result_date_time}}}
   {{/result_date_time?}}
   {{^result_date_time?}}
     {{{author_effective_time}}}
   {{/result_date_time?}}
   {{{result_value}}}
</observation>

</entryRelationship>