description: This MessageHeader resource is constrained to represent a message header for a Digital Child Health event message.
package_name: NHSD.Assets.STU3
derivation: constraint
name: DCH-MessageHeader-1
type: MessageHeader
elements:
  response: {index: 16}
  enterer: {index: 11}
  author: {index: 12}
  reason: {index: 15}
  responsible:
    index: 13
    elements:
      reference: {index: 14}
    required: [reference]
  extension:
    index: 1
    slicing:
      rules: open
      discriminator:
      - {path: url, type: value}
      min: null
      slices:
        messageEventType:
          match: {url: null}
          schema: {type: Extension, url: h, index: 2}
          min: 1
          max: 1
  event:
    index: 3
    elements:
      system:
        pattern: {type: Uri, value: 'https://fhir.nhs.uk/STU3/CodeSystem/DCH-ChildHealthEventType-1'}
        index: 4
      code: {index: 5}
      display: {index: 6}
      userSelected: {index: 7}
    required: [display, system, code]
  id: {index: 0}
  sender: {index: 10}
  focus:
    type: Reference
    refers: ['https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-DCH-Emergency-Encounter-1', 'https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-DCH-Encounter-1']
    index: 17
    elements:
      reference: {index: 18}
    required: [reference]
  receiver: {index: 9}
  destination: {index: 8}
package_version: 1.0.0
extensions:
  messageEventType: {url: h, min: 1, max: 1, type: Extension, index: 2}
class: profile
kind: resource
url: https://fhir.nhs.uk/STU3/StructureDefinition/DCH-MessageHeader-1
base: http://hl7.org/fhir/StructureDefinition/MessageHeader
version: 1.2.0
required: [destination, focus, id, responsible]