http://hl7.org/fhir/StructureDefinition/artifact-reference|5.2.0

A reference to a resource, canonical resource, or non-FHIR resource.
NameFlagsCardTypeDescription & Constraints
Extension
0..1The artifact
 
url
?..?uri
 
value[x] *
1..?
 
 
valueReference *
1..?Reference
 
 
valueCanonical *
1..?canonical
 
 
valueUri *
1..?uri