description: The header for a message exchange that is either requesting or responding to an action. The reference(s) that are the subject of the action as well as other information related to the action are typically transmitted in a bundle in which the MessageHeader resource instance is the first resource in the bundle.
package_name: ca.infoway.io.erec
derivation: constraint
name: MessageHeader
type: MessageHeader
elements:
  response:
    mustSupport: true
    index: 29
    elements:
      identifier: {mustSupport: true, index: 30}
      code: {mustSupport: true, index: 31}
      details: {mustSupport: true, index: 32}
  enterer:
    type: Reference
    refers: ['http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-Practitioner', 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-PractitionerRole']
    index: 16
    elements:
      reference: {mustSupport: true, index: 17}
      identifier:
        mustSupport: true
        index: 18
        elements:
          system: {mustSupport: true, index: 19}
          value: {mustSupport: true, index: 20}
        required: [value, system]
  source:
    mustSupport: true
    index: 26
    elements:
      endpoint: {mustSupport: true, index: 27}
  author:
    type: Reference
    mustSupport: true
    refers: ['http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-PractitionerRole']
    index: 21
    elements:
      reference: {mustSupport: true, index: 22}
      identifier:
        mustSupport: true
        index: 23
        elements:
          system: {mustSupport: true, index: 24}
          value: {mustSupport: true, index: 25}
        required: [value, system]
  reason: {mustSupport: true, index: 28}
  event:
    mustSupport: true
    choices: [eventCoding]
    index: 2
  id: {mustSupport: true, index: 0}
  sender:
    type: Reference
    refers: ['http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-Organization', 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-Practitioner', 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-PractitionerRole']
    index: 11
    elements:
      reference: {mustSupport: true, index: 12}
      identifier:
        mustSupport: true
        index: 13
        elements:
          system: {mustSupport: true, index: 14}
          value: {mustSupport: true, index: 15}
        required: [value, system]
  focus:
    type: Reference
    mustSupport: true
    refers: ['http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-Appointment', 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-Communication', 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-ServiceRequest', 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-Task']
    index: 33
  destination:
    mustSupport: true
    index: 4
    elements:
      endpoint: {mustSupport: true, index: 5}
      receiver:
        type: Reference
        refers: ['http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-Organization', 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-Practitioner', 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-PractitionerRole']
        index: 6
        elements:
          reference: {mustSupport: true, index: 7}
          identifier:
            mustSupport: true
            index: 8
            elements:
              system: {mustSupport: true, index: 9}
              value: {mustSupport: true, index: 10}
            required: [value, system]
  eventCoding: {type: Coding, mustSupport: true, choiceOf: event, index: 3}
package_version: 1.0.0-dft
class: profile
kind: resource
url: http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-MessageHeader
base: http://hl7.org/fhir/StructureDefinition/MessageHeader
version: 1.0.0
required: [author, focus, id]