HL7 Data Type - FHIR R4: MSG[MessageHeader]

	A	B	C	D	E	F	G	H	I	J	L	M	N	O	P	Q	S
1	HL7 v2						Condition (IF True)			HL7 FHIR							Comments
2	Sort Order	Identifier	Name	Data Type	Cardinality - Min	Cardinality - Max	Computable ANTLR	Computable FHIRPath	Narrative	FHIR Attribute/ Data Type	Data Type	Cardinality - Min	Cardinality - Max	Data Type Mapping	Vocabulary Mapping (IS, ID, CE, CNE, CWE)	Assignment	Comments

3	1	MSG.1	Message Code	ID	1	1
4	2	MSG.2	Trigger Event	ID	1	1				eventCoding.code	code	0	1		EventType
5	2	MSG.2	Trigger Event	ID	1	1				eventCoding.system	uri	0	1			"http://terminology.hl7.org/CodeSystem/v2-0003"
6	3	MSG.3	Message Structure	ID	1	1				definition	canonical	0	1		MessageStructure
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