HL7 v2+ Specification
0.0.0 - draft

HL7 v2+ Specification, published by HL7 International. This guide is not an authorized publication; it is the continuous build for version 0.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/v2ig/ and changes regularly. See the Directory of published versions

Logical Model: ERL - Detailed Descriptions

Page standards status: Informative

Definitions for the ERL logical model.

Guidance on how to interpret the contents of this table can be found here

0. ERL
Definition

Definition: This data type identifies the segment and its constituent , if applicable, where the context of the element in which it is used applies.


Base definition for all types defined in FHIR type system.

ShortMessage locationBase for all types and resources
Control0..*
Is Modifierfalse
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. ERL.1
ShortSegment ID
Control1..1
Typehttp://hl7.org/v2/StructureDefinition/ST
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
4. ERL.2
ShortSegment Sequence
Control1..1
Typehttp://hl7.org/v2/StructureDefinition/SI
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
6. ERL.3
ShortField Position
Control0..1
Typehttp://hl7.org/v2/StructureDefinition/SI
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
8. ERL.4
ShortField Repetition
Control0..1
Typehttp://hl7.org/v2/StructureDefinition/SI
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
10. ERL.5
ShortComponent Number
Control0..1
Typehttp://hl7.org/v2/StructureDefinition/SI
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
12. ERL.6
ShortSub-Component Number
Control0..1
Typehttp://hl7.org/v2/StructureDefinition/SI
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension