description: Communication resource is used to achieve the bi-directional communication between two systems. The Communication resource can be used to ask questions regarding a referral, request a referral be updated with missing information, or request additional information not covered by the specific referral dataset. package_name: ca.on.oh-erec-ig derivation: constraint name: EReferralCommunication type: Communication elements: category: binding: {strength: extensible, valueSet: 'http://ehealthontario.ca/fhir/ValueSet/communication-category'} index: 9 elements: coding: binding: {strength: extensible, valueSet: 'http://ehealthontario.ca/fhir/ValueSet/communication-category'} mustSupport: false index: 10 elements: system: {mustSupport: false, index: 11} code: {mustSupport: false, index: 12} display: {mustSupport: false, index: 13} required: [display, system, code] instantiatesCanonical: {index: 5} meta: mustSupport: true index: 0 elements: profile: {mustSupport: true, index: 1} required: [profile] instantiatesUri: {index: 6} medium: {index: 15} recipient: type: Reference refers: ['http://hl7.org/fhir/StructureDefinition/HealthcareService', 'http://hl7.org/fhir/StructureDefinition/Organization', 'http://hl7.org/fhir/StructureDefinition/Patient', 'http://hl7.org/fhir/StructureDefinition/Practitioner', 'http://hl7.org/fhir/StructureDefinition/PractitionerRole'] index: 20 reasonCode: {index: 23} topic: elements: coding: elements: code: {index: 17} userSelected: {index: 18} note: elements: author: choices: [authorString] index: 26 authorString: {type: string, choiceOf: author, index: 27} priority: binding: {strength: required, valueSet: 'http://hl7.org/fhir/ValueSet/request-priority'} index: 14 sender: type: Reference refers: ['http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-PractitionerRole', 'http://hl7.org/fhir/StructureDefinition/Endpoint'] index: 21 elements: reference: {index: 22} required: [reference] identifier: mustSupport: false index: 2 elements: system: {mustSupport: false, index: 3} value: {mustSupport: false, index: 4} required: [value, system] basedOn: type: Reference refers: ['http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-ServiceRequest'] index: 7 partOf: {index: 8} subject: type: Reference refers: ['http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-Patient'] index: 16 about: {index: 19} reasonReference: {index: 24} package_version: 0.12.2-alpha1.0.1 class: profile kind: resource url: http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-Communication base: http://hl7.org/fhir/StructureDefinition/Communication version: 1.1.0 required: [meta]