Name	Flags	Card.	Type	Description & Constraints
DataRequirement	Σ		Element	Describes a required data item Elements defined in Ancestors: id, extension
type	Σ	1..1	code	The type of the required data FHIRAllTypes ( Required)
profile	Σ	0..*	uri	The profile of the required data
mustSupport	Σ	0..*	string	Indicates that specific structure elements are referenced by the knowledge module
codeFilter	Σ	0..*	Element	What codes are expected
path	Σ	1..1	string	The code-valued attribute of the filter
valueSet[x]	Σ	0..1		Valueset for the filter
valueSetString			string
valueSetReference			Reference( ValueSet)
valueCode	Σ	0..*	code	What code is expected
valueCoding	Σ	0..*	Coding	What Coding is expected
valueCodeableConcept	Σ	0..*	CodeableConcept	What CodeableConcept is expected
dateFilter	Σ	0..*	Element	What dates/date ranges are expected
path	Σ	1..1	string	The date-valued attribute of the filter
value[x]	Σ	0..1		The value of the filter, as a Period, DateTime, or Duration value
valueDateTime			dateTime
valuePeriod			Period
valueDuration			Duration
Documentation for this format