description: The nationality of the patient. This element is to report patient nationality as per the ISO 3166-3 Standard , 2nd edition , 3-character alphabetic codes. package_name: lean.sa.fhir.core derivation: constraint name: LeanPatientNationalityExtension type: Extension elements: extension: index: 0 slicing: slices: code: match: {} schema: _required: true index: 1 extensions: {} elements: extension: {index: 2} url: pattern: {type: Uri, value: code} index: 3 value: choices: [valueCodeableConcept] index: 5 valueCodeableConcept: {type: CodeableConcept, choiceOf: value, index: 6} required: [value, valueCodeableConcept] period: match: {} schema: index: 7 extensions: {} elements: extension: {index: 8} url: pattern: {type: Uri, value: period} index: 9 value: choices: [valuePeriod] index: 11 valuePeriod: {type: Period, choiceOf: value, index: 12} url: pattern: {type: Uri, value: 'http://lean.sa/fhir/lean/core/StructureDefinition/extension-patient-nationality'} index: 13 value: choices: [] index: 15 package_version: 0.0.1 extensions: code: url: null _required: true index: 1 extensions: {} elements: extension: {index: 2} url: pattern: {type: Uri, value: code} index: 3 value: choices: [valueCodeableConcept] index: 5 valueCodeableConcept: {type: CodeableConcept, choiceOf: value, index: 6} required: [value, valueCodeableConcept] period: url: null index: 7 extensions: {} elements: extension: {index: 8} url: pattern: {type: Uri, value: period} index: 9 value: choices: [valuePeriod] index: 11 valuePeriod: {type: Period, choiceOf: value, index: 12} class: extension kind: complex-type url: http://lean.sa/fhir/lean/core/StructureDefinition/extension-patient-nationality base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0 required: [extension]