NameRequiredExtensiblePreferredExampledoco
.. Observation
... id
... meta
... implicitRules
... language CommonLanguages
... text
... contained
... extension
... modifierExtension
... identifier
... basedOn
... partOf
... status ObservationStatus
... category ObservationCategoryCodes
.... id
.... extension
.... coding
..... id
..... extension
..... system
..... version
..... code
..... display
..... userSelected
.... text
... code LOINCCodes
.... id
.... extension
.... coding VitalSigns
.... text
... subject
.... id
.... extension
.... reference
.... type ResourceType
.... identifier
.... display
... focus
... encounter
... effective[x]
... issued
... performer
... Slices for value[x]
.... value[x]:valueQuantity
..... id
..... extension
..... value
..... comparator QuantityComparator
..... unit
..... system
..... code
... dataAbsentReason DataAbsentReason
... interpretation ObservationInterpretationCodes
.... id
.... extension
.... coding
..... id
..... extension
..... system
..... version
..... code
..... display
..... userSelected
.... text
... note
... bodySite SNOMEDCTBodyStructures
... method ObservationMethods
.... id
.... extension
.... coding
..... id
..... extension
..... system
..... version
..... code
..... display
..... userSelected
.... text
... specimen
... device
... referenceRange
.... id
.... extension
.... modifierExtension
.... low
.... high
.... type ObservationReferenceRangeMeaningCodes
.... appliesTo ObservationReferenceRangeAppliesToCodes
.... age
.... text
... hasMember
... derivedFrom
... component
.... id
.... extension
.... modifierExtension
.... code LOINCCodes
.... value[x]
.... dataAbsentReason DataAbsentReason
.... interpretation ObservationInterpretationCodes
.... referenceRange

doco Documentation for this format