http://hl7.org/fhir/StructureDefinition/MessageDefinition|5.0.0

Defines the characteristics of a message that can be shared between systems, including the type of event that initiates the message, the content to be transmitted and what response(s), if any, are permitted.
Base: http://hl7.org/fhir/StructureDefinition/DomainResource4.0.1, 5.0.0, 4.0.1
Type: MessageDefinition (a.k.a: http://hl7.org/fhir/StructureDefinition/MessageDefinition)
Type dependencies: 18
Elements
allowedResponse: BackboneElement
extension: Extension
modifierExtension: Extension
message: canonical
situation: markdown
base: canonical
category: code
contact: ContactDetail
contained: Resource
copyright: markdown
copyrightLabel: string
date: dateTime
description: markdown
event[x]: Coding,uri
experimental: boolean
extension: Extension
graph: canonical
identifier: Identifier
implicitRules: uri
jurisdiction: CodeableConcept
language: code
meta: Meta
modifierExtension: Extension
name: string
parent: canonical
publisher: string
purpose: markdown
replaces: canonical
responseRequired: code
status: code
text: Narrative
title: string
url: uri
useContext: UsageContext
version: string
versionAlgorithm[x]: string,Coding