Mastectomy, SegmentalMastectomy, RadicalMastectomy, SimpleBreast NeoplasmsMastectomy, Modified RadicalCarcinoma, Intraductal, NoninfiltratingMastectomyInkNeoplasm Recurrence, LocalCarcinoma, Ductal, BreastCombined Modality TherapyRadiotherapy, AdjuvantSeromaCarcinoma in SituBrachytherapyLymph Node ExcisionAxillaMammaplastyRadiotherapyBreastCarcinoma, LobularNeoplasm, ResidualMammographyTamoxifenFollow-Up StudiesRadiotherapy, ConformalSurvival AnalysisTreatment OutcomeNeoplasm StagingNeoplasms, Second PrimaryDisease-Free SurvivalNeoplasm InvasivenessAntineoplastic Agents, HormonalChemotherapy, AdjuvantRetrospective StudiesSentinel Lymph Node BiopsySEER ProgramReoperationRadiotherapy DosagePrognosisSurvival RateIncidenceReceptors, EstrogenProspective StudiesTime FactorsPredictive Value of TestsRisk AssessmentUnited StatesRisk Factors