description: to determine if surgical checklist was performed package_name: rs/ca.on.oh derivation: constraint name: SERISSurgicalChecklist type: Extension elements: url: pattern: {type: uri, value: 'http://ontariohealth.ca/fhir/StructureDefinition/ca-on-seris-ext-surgicalchecklist'} type: uri index: 0 value: mustSupport: true choices: [valueBoolean] index: 2 valueBoolean: {type: boolean, mustSupport: true, choiceOf: value, index: 3} package_version: setp-1.0.34 class: extension kind: complex-type url: http://ontariohealth.ca/fhir/StructureDefinition/ca-on-seris-ext-surgicalchecklist base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1