http://hl7.org/fhir/StructureDefinition/MessageHeader|4.0.1

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.
Base: http://hl7.org/fhir/StructureDefinition/DomainResource4.0.1, 5.0.0, 4.0.1
Type: MessageHeader (a.k.a: http://hl7.org/fhir/StructureDefinition/MessageHeader)
Type dependencies: 15
Elements
author: Reference
contained: Resource
definition: canonical
destination: BackboneElement
extension: Extension
modifierExtension: Extension
name: string
target: Reference
endpoint: url
receiver: Reference
enterer: Reference
event[x]: Coding,uri
extension: Extension
focus: Reference
implicitRules: uri
language: code
meta: Meta
modifierExtension: Extension
response: BackboneElement
extension: Extension
modifierExtension: Extension
identifier: id
code: code
details: Reference
responsible: Reference
sender: Reference
source: BackboneElement
name: string
extension: Extension
software: string
version: string
endpoint: url
contact: ContactPoint
modifierExtension: Extension
text: Narrative