description: Lock sequence number for PIR record. Incremented on record updates. package_name: ca.bc.bcy-ids derivation: constraint name: PIRLockSeqNumberExtension type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'https://ehealth.bc.ca/fhir/StructureDefinition/bcy-ids-pir-lock-sequence-number'} index: 1 value: choices: [valueInteger] index: 3 valueInteger: {type: integer, choiceOf: value, index: 4} package_version: 1.1.1 extensions: {} class: extension kind: complex-type url: https://ehealth.bc.ca/fhir/StructureDefinition/bcy-ids-pir-lock-sequence-number base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [value, valueInteger]