f:Extension extension with URL = 'https://hapi.fhir.tw/fhir/StructureDefinition/lf-TarOfOthRT-extension': minimum cardinality of 'extension' is 1 extension with URL = 'https://hapi.fhir.tw/fhir/StructureDefinition/lf-TarOfOthRT-extension': maximum cardinality of 'extension' is 1 extension with URL = 'https://hapi.fhir.tw/fhir/StructureDefinition/lf-DoseToOthRT-extension': minimum cardinality of 'extension' is 1 extension with URL = 'https://hapi.fhir.tw/fhir/StructureDefinition/lf-DoseToOthRT-extension': maximum cardinality of 'extension' is 1 extension with URL = 'https://hapi.fhir.tw/fhir/StructureDefinition/lf-NumOfFracToOthRT-extension': minimum cardinality of 'extension' is 1 extension with URL = 'https://hapi.fhir.tw/fhir/StructureDefinition/lf-NumOfFracToOthRT-extension': maximum cardinality of 'extension' is 1 value[x]: maximum cardinality of 'value[x]' is 0