<Observation xmlns="http://hl7.org/fhir">
    <id value="BloodPressureObservation Instance Example" />
    <meta>
        <profile value="http://hl7.org/fhir/us/bser/StructureDefinition/BloodPressureObservation" />
    </meta>
    <status value="final" />
    <category>
        <coding>
            <system value="http://hl7.org/fhir/observation-category" />
            <code value="vital-signs" />
            <display value="Vital Signs" />
        </coding>
    </category>
    <code>
        <coding>
            <system value="http://loinc.org" />
            <code value="85354-9" />
            <display value="Blood pressure panel with all children optional" />
        </coding>
    </code>
    <effectiveDateTime value="2018-09-28" />
    <component>
        <code>
            <coding>
                <system value="http://loinc.org" />
                <code value="8480-6" />
                <display value="Systolic blood pressure" />
            </coding>
        </code>
        <valueQuantity>
            <value value="120" />
            <unit value="mmHg" />
            <system value="http://unitsofmeasure.org" />
            <code value="mm[Hg]" />
        </valueQuantity>
    </component>
    <component>
        <code>
            <coding>
                <system value="http://loinc.org" />
                <code value="8462-4" />
                <display value="Diastolic blood pressure" />
            </coding>
            <text value="Diastolic blood pressure" />
        </code>
        <valueQuantity>
            <value value="80" />
            <unit value="mmHg" />
            <system value="http://unitsofmeasure.org" />
            <code value="mm[Hg]" />
        </valueQuantity>
    </component>
</Observation>