http://hl7.org/fhir/StructureDefinition/Coding|5.0.0

Coding Type: A reference to a code defined by a terminology system.
NameFlagsCardTypeDescription & Constraints
Coding
0..*A reference to a code defined by a terminology system
 
system
Σ
0..1uriIdentity of the terminology system
 
version
Σ
0..1stringVersion of the system - if relevant
 
code
Σ
0..1codeSymbol in syntax defined by the system
 
display
Σ
0..1stringRepresentation defined by the system
 
userSelected
Σ
0..1booleanIf this coding was chosen directly by the user