Extension ele-1: All FHIR elements must have a @value or children
ext-1: Must have either extensions or value[x], not both
extension 
url 
value[x] Documentation for this formatThis is the set of resources that conform to both extension-Meta.source (http://hl7.org/fhir/4.0/StructureDefinition/extension-Meta.source) and extension-Meta.source (http://hl7.org/fhir/4.0/StructureDefinition/extension-Meta.source).
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
| Extension | 0..* | Extension ele-1: All FHIR elements must have a @value or children ext-1: Must have either extensions or value[x], not both | ||
| extension | 0..* | Extension | Additional Content defined by implementations | |
| url | 1..1 | uri | identifies the meaning of the extension | |
| value[x] | 0..1 | uri | Value of extension | |
| Documentation for this format | ||||