description: This Extension profile represents the date a status or observation was determined (date of determination). package_name: rs/hl7.fhir.us.ph derivation: constraint name: USPublicHealthDateDeterminedExtension type: Extension elements: extension: {index: 0} url: pattern: {type: uri, value: 'http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-date-determined-extension'} type: uri index: 1 value: short: Determination date choices: [valueDateTime] index: 3 valueDateTime: {type: dateTime, short: Determination date, choiceOf: value, index: 4} package_version: library-1.0.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-date-determined-extension base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0 required: [value, valueDateTime]