description: Test Request Blocking Indicator indicates that access to Test Request and its Test Results must be restricted to the practitioners named on the order. package_name: ca.on.oh-olis derivation: constraint name: ServiceRequestBlockIndicator type: Extension elements: url: pattern: {type: Uri, value: 'http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-record-block'} index: 0 value: mustSupport: true choices: [valueBoolean] index: 5 slicing: slices: valueBoolean: match: {} schema: mustSupport: true choices: [valueBoolean] index: 5 valueBoolean: type: boolean mustSupport: true choiceOf: value index: 6 slicing: slices: valueBoolean: match: {} schema: {type: boolean, mustSupport: true, choiceOf: value, index: 6} package_version: 2.0.0-0.0.1 class: extension kind: complex-type url: http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-record-block base: http://hl7.org/fhir/StructureDefinition/Extension version: null