<Observation xmlns="http://hl7.org/fhir"><id value="vp-oyster"/><contained><Specimen><id value="bed1"/><note><text value="Live Oysters Acc#20171014-1234 from Bed 1"/></note></Specimen></contained><contained><Specimen><id value="bed2"/><note><text value="Live Oysters Acc#20171014-1234 from Bed 2"/></note></Specimen></contained><contained><Group><id value="group1"/><type value="animal"/><membership value="enumerated"/><member><entity><reference value="#bed1"/></entity></member><member><entity><reference value="#bed2"/></entity></member></Group></contained><identifier><use value="official"/><system value="http://sonomacounty.ca.gov/Health/Public-Health/Laboratory"/><value value="20171014-1234"/></identifier><status value="preliminary"/><code><coding><system value="http://loinc.org"/><code value="41857-4"/><display value="Vibrio parahaemolyticus DNA [Presence] in Specimen by NAA with probe detection"/></coding><coding><system value="http://sonomacounty.ca.gov/Health/Public-Health/Laboratory/test-codes"/><code value="VP MULTI PCR"/><display value="VP MULTI PCR"/></coding><text value="OYSTER TESTING"/></code><subject><display value="Sonoma oyster farm"/></subject><effectiveDateTime value="2017-10-12"/><issued value="2017-10-14T23:11:24Z"/><performer><reference value="Practitioner/f005"/><display value="A. Langeveld"/></performer><valueCodeableConcept><coding><system value="http://snomed.info/sct"/><code value="10828004"/><display value="Positive (qualifier value)"/></coding><coding><system value="http://sonomacounty.ca.gov/Health/Public-Health/Laboratory/result-codes"/><code value="POSITIVE"/><display value="POSITIVE"/></coding><text value="POSITIVE"/></valueCodeableConcept><interpretation><coding><system value="http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation"/><code value="A"/><display value="Abnormal"/></coding></interpretation><specimen><reference value="#group1"/></specimen><referenceRange><text value="NEGATIVE"/></referenceRange></Observation>