CH Core (R4)
7.0.0-ballot - ballot
CH Core (R4)
7.0.0-ballot - ballot
CH Core (R4), published by HL7 Switzerland. This guide is not an authorized publication; it is the continuous build for version 7.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7ch/ch-core/ and changes regularly. See the Directory of published versions
| Official URL: http://fhir.ch/ig/ch-core/StructureDefinition/ch-ext-author | Version: 7.0.0-ballot | ||||
| Active as of 2026-10-21 | Computable Name: Author | ||||
Copyright/Legal: CC0-1.0 |
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Extension to reference the person (and her/his organization) who is responsible for the content (e.g. an author of an eMedication document or a recorder of an immunization). This extension is used to differentiate on entry level between the author of the content (represented with this extension) and the author of the medical decision or the performer of an event (represented e.g. with Resource.performer/informationSource).
Context of Use
This extension may be used on the following element(s)
MedicationStatement
MedicationDispense
MedicationAdministration
MedicationRequest
Observation
Immunization
Usage info
Usages:
You can also check for usages in the FHIR IG Statistics
Description Differentials, Snapshots, and other representations.
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter:  |
|---|---|---|---|---|
  Extension |
Extension | |||
  extension |
0..0 | Extension | ||
| url |
1..1 | uri | "http://fhir.ch/ig/ch-core/StructureDefinition/ch-ext-author" | |
  value[x] |
1..1 | Reference(CH Core Patient | CH Core PractitionerRole | CH Core RelatedPerson) | Author of the content | |
  reference |
1..1 | string | Literal reference, Relative, internal or absolute URL | |
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
 Extension |
0..* | Extension | Optional Extensions Element | |
 id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them | ||
| url |
1..1 | uri | "http://fhir.ch/ig/ch-core/StructureDefinition/ch-ext-author" | |
| value[x] |
1..1 | Reference(CH Core Patient | CH Core PractitionerRole | CH Core RelatedPerson) | Author of the content | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
| reference |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL |
| type |
0..1 | uri | Type the reference refers to (e.g. "Patient") Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model). | |
 identifier |
0..1 | Identifier | Logical reference, when literal reference is not known | |
| display |
0..1 | string | Text alternative for the resource | |
| Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source |
| Extension.value[x].type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std. |
| Id | Grade | Path(s) | Description | Expression |
| ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children |
hasValue() or (children().count() > id.count())
|
| ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both |
extension.exists() != value.exists()
|
This structure is derived from Extension
Summary
Simple Extension with the type Reference: Extension to reference the person (and her/his organization) who is responsible for the content (e.g. an author of an eMedication document or a recorder of an immunization). This extension is used to differentiate on entry level between the author of the content (represented with this extension) and the author of the medical decision or the performer of an event (represented e.g. with Resource.performer/informationSource).
Differential View
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
Extension | |||
| extension |
0..0 | Extension | ||
| url |
1..1 | uri | "http://fhir.ch/ig/ch-core/StructureDefinition/ch-ext-author" | |
| value[x] |
1..1 | Reference(CH Core Patient | CH Core PractitionerRole | CH Core RelatedPerson) | Author of the content | |
| reference |
1..1 | string | Literal reference, Relative, internal or absolute URL | |
| Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Optional Extensions Element | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them | ||
| url |
1..1 | uri | "http://fhir.ch/ig/ch-core/StructureDefinition/ch-ext-author" | |
| value[x] |
1..1 | Reference(CH Core Patient | CH Core PractitionerRole | CH Core RelatedPerson) | Author of the content | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
| reference |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL |
| type |
0..1 | uri | Type the reference refers to (e.g. "Patient") Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model). | |
| identifier |
0..1 | Identifier | Logical reference, when literal reference is not known | |
| display |
0..1 | string | Text alternative for the resource | |
| Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source |
| Extension.value[x].type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std. |
| Id | Grade | Path(s) | Description | Expression |
| ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children |
hasValue() or (children().count() > id.count())
|
| ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both |
extension.exists() != value.exists()
|
This structure is derived from Extension
Summary
Simple Extension with the type Reference: Extension to reference the person (and her/his organization) who is responsible for the content (e.g. an author of an eMedication document or a recorder of an immunization). This extension is used to differentiate on entry level between the author of the content (represented with this extension) and the author of the medical decision or the performer of an event (represented e.g. with Resource.performer/informationSource).
Other representations of profile: CSV, Excel, Schematron