<Observation xmlns="http://hl7.org/fhir"><id value="map-sitting"/><status value="final"/><category><coding><system value="http://terminology.hl7.org/CodeSystem/observation-category"/><code value="laboratory"/><display value="Laboratory"/></coding></category><code><coding><system value="http://loinc.org"/><code value="8478-0"/><display value="Mean blood pressure"/></coding></code><subject><reference value="Patient/example"/></subject><encounter><reference value="Encounter/example"/></encounter><effectivePeriod><start value="2018-04-02T10:30:10+01:00"/><end value="2018-04-05T10:30:10+01:00"/></effectivePeriod><issued value="2018-04-03T15:30:10+01:00"/><valueQuantity><value value="60"/><unit value="mm Hg"/><system value="http://unitsofmeasure.org"/><code value="mm[Hg]"/></valueQuantity><interpretation><coding><system value="http://terminology.hl7.org/CodeSystem/v2-0078"/><code value="L"/><display value="Low"/></coding><text value="Below low normal"/></interpretation></Observation>