description: This MessageHeader profile represents metadata to support the eCR messaging paradigm.
package_name: hl7.fhir.us.ecr.r4b
derivation: constraint
name: Ecr_MessageHeader
type: MessageHeader
elements:
  source:
    index: 0
    elements:
      name: {mustSupport: true, index: 1}
      contact: {mustSupport: true, index: 2}
  focus:
    type: Reference
    mustSupport: true
    refers: ['http://hl7.org/fhir/us/ecr/StructureDefinition/eicr-document-bundle', 'http://hl7.org/fhir/us/ecr/StructureDefinition/rr-document-bundle']
    index: 3
package_version: 2.1.1
class: profile
kind: resource
url: http://hl7.org/fhir/us/ecr/StructureDefinition/ecr-messageheader
base: http://hl7.org/fhir/us/ecr/StructureDefinition/us-ph-messageheader
version: 2.1.1
required: [focus]