description: 'DSTU2: `DocumentReference.context.related` (new:BackboneElement)' package_name: hl7.fhir.uv.xver-r2.r5 derivation: constraint name: ExtensionDocumentReference_Context_Related type: Extension elements: extension: base: {max: '*', min: 0, path: Extension.extension} array: true index: 0 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: 0 slices: identifier: match: {url: identifier} schema: short: 'DSTU2: Identifier of related objects or events (new)' base: {max: '*', min: 0, path: Extension.extension} index: 1 elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: identifier} index: 2 value: short: Identifier of related objects or events choices: [valueIdentifier] base: {max: '1', min: 0, path: 'Extension.value[x]'} index: 4 valueIdentifier: short: Identifier of related objects or events type: Identifier base: {max: '1', min: 0, path: 'Extension.value[x]'} choiceOf: value index: 5 required: [url] ref: match: {url: ref} schema: short: 'DSTU2: Related Resource (new)' base: {max: '*', min: 0, path: Extension.extension} index: 6 elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: ref} index: 7 value: short: Related Resource choices: [valueReference] base: {max: '1', min: 0, path: 'Extension.value[x]'} index: 9 valueReference: short: Related Resource refers: ['http://hl7.org/fhir/1.0/StructureDefinition/profile-Resource|0.1.0', 'http://hl7.org/fhir/StructureDefinition/Resource|5.0.0'] type: Reference base: {max: '1', min: 0, path: 'Extension.value[x]'} choiceOf: value index: 10 required: [url] url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: 'http://hl7.org/fhir/1.0/StructureDefinition/extension-DocumentReference.context.related'} index: 11 value: base: {max: '1', min: 0, path: 'Extension.value[x]'} choices: [] index: 13 package_version: 0.1.0 extensions: identifier: url: identifier short: 'DSTU2: Identifier of related objects or events (new)' base: {max: '*', min: 0, path: Extension.extension} index: 1 elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: identifier} index: 2 value: short: Identifier of related objects or events choices: [valueIdentifier] base: {max: '1', min: 0, path: 'Extension.value[x]'} index: 4 valueIdentifier: short: Identifier of related objects or events type: Identifier base: {max: '1', min: 0, path: 'Extension.value[x]'} choiceOf: value index: 5 required: [url] ref: url: ref short: 'DSTU2: Related Resource (new)' base: {max: '*', min: 0, path: Extension.extension} index: 6 elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: ref} index: 7 value: short: Related Resource choices: [valueReference] base: {max: '1', min: 0, path: 'Extension.value[x]'} index: 9 valueReference: short: Related Resource refers: ['http://hl7.org/fhir/1.0/StructureDefinition/profile-Resource|0.1.0', 'http://hl7.org/fhir/StructureDefinition/Resource|5.0.0'] type: Reference base: {max: '1', min: 0, path: 'Extension.value[x]'} choiceOf: value index: 10 required: [url] class: extension kind: complex-type url: http://hl7.org/fhir/1.0/StructureDefinition/extension-DocumentReference.context.related base: http://hl7.org/fhir/StructureDefinition/Extension|5.0.0 version: 0.1.0 required: [url]