// Instance: observation-smoker
// InstanceOf: Observation
// Description: "John Doe - Observation - Smoking status"
// Usage: #example
// * meta.versionId = "1"
// * meta.lastUpdated = "2018-10-04T19:42:52.061-04:00"
// * status = #final
// * category = http://hl7.org/fhir/observation-category#social-history "Social History"
// * category.text = "Social History"
// * code = http://loinc.org#72166-2 "Tobacco smoking status"
// * code.text = "Tobacco smoking status"
// * subject = Reference(Patient/john-doe) "John Doe"
// * issued = "2016-03-18T05:27:04+00:00"
// * valueCodeableConcept = http://snomed.info/sct#428041000124106 "Current some day smoker"
// * valueCodeableConcept.text = "Current some day smoker"