Extension 
url 
value[x] 
extension Slice: Unordered, Open by value:url
reference type Binding: ?? (extensible): Aa resource (or, for logical models, the URI of the logical model).
identifier 
display Documentation for this formatThis is the set of resources that conform to either of the profiles Author of the content (http://fhir.ch/ig/ch-core/StructureDefinition/ch-ext-author) and Author of the content (http://fhir.ch/ig/ch-core/StructureDefinition/ch-ext-author). E.g. what you have to deal with if you get resources conforming to one of them
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension | 0..* | Optional Extensions Element | ||
| url | 1..1 | uri | identifies the meaning of the extension | |
| value[x] | 1..1 | Reference() | left: Value of extension; right: Author of the content | |
| extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
| reference | ΣC | 1..1 | string | Literal reference, Relative, internal or absolute URL |
| type | Σ | 0..1 | uri | Type the reference refers to (e.g. "Patient") Binding: ?? (extensible): Aa resource (or, for logical models, the URI of the logical model). |
| identifier | Σ | 0..1 | Identifier | Logical reference, when literal reference is not known |
| display | Σ | 0..1 | string | Text alternative for the resource |
| Documentation for this format | ||||