description: null
package_name: implementation.guide.nhdr
derivation: constraint
name: MyExtension
type: Extension
elements:
  url:
    pattern: {type: Uri, value: 'https://example.org/fhir/StructureDefinition/MyExtension'}
    index: 0
package_version: 1.0.0
class: extension
kind: complex-type
url: https://example.org/fhir/StructureDefinition/MyExtension
base: http://hl7.org/fhir/StructureDefinition/Extension
version: null