description: Specifies when an event occurred.
package_name: hl7.fhir.us.qicore
derivation: constraint
name: EventOccurrence
type: Extension
elements:
  url:
    type: uri
    pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/event-occurrence'}
    index: 0
  value:
    choices: [valueDateTime]
    index: 2
  valueDateTime: {type: dateTime, choiceOf: value, index: 3}
package_version: 6.0.0-ballot
class: extension
kind: complex-type
url: http://hl7.org/fhir/StructureDefinition/event-occurrence
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 6.0.0-ballot