description: Number of sample containers used to collect specimens from the patient. package_name: ca.on.olis.r4 derivation: constraint name: SpecimenNumberSampleContainer type: Extension elements: url: pattern: {type: Uri, value: 'http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-container-sample-num'} index: 0 value: choices: [valueQuantity] index: 2 valueQuantity: {type: Quantity, choiceOf: value, index: 3} package_version: 2.0.1 class: extension kind: complex-type url: http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-container-sample-num base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.0.1