http://hl7.org/fhir/StructureDefinition/observation-geneticsPhaseSet|4.0.1

Phase set information.

Name	Card	Type	Description & Constraints
Extension	0..*		Phase set
extension	0..1	Extension	Phase set ID
extension	?..0
url	?..?	uri
value[x] *	1..?
valueUri *	1..?	uri
extension *	1..*	Extension	Phase set sequence
extension	?..0
url	?..?	uri
value[x] *	1..?
valueReference *	1..?	Reference
url	?..?
value[x]	0..0