<observationclassCode="OBS"moodCode="EVN"negationInd="true"> <templateIdroot="1.2.276.0.76.10.4066"/> <idroot="1.2.276.0.76.4.17.9814184919"extension="4adc1020-7b14-11db-9fe1-0800200c9a66"/> <codecode="ASSERTION"codeSystem="2.16.840.1.113883.5.4"/> <statusCodecode="completed"/> <!-- N/A - author/time records when this assertion was made --> <effectiveTimenullFlavor="NA"/> <valuexsi:type="CD"code="419199007"displayName="Allergy to substance (disorder)"codeSystem="2.16.840.1.113883.6.96"codeSystemName="SNOMED CT"/> </observation>