ChemoradiotherapyRectal NeoplasmsChemoradiotherapy, AdjuvantCombined Modality TherapyRadiotherapy, AdjuvantChemotherapy, AdjuvantProctoscopyNeoplasm Recurrence, LocalNeoplasm StagingAnus NeoplasmsAdjuvants, ImmunologicTreatment OutcomeFluorouracilRadiotherapy DosageEsophageal NeoplasmsNeoadjuvant TherapyDigestive System Surgical ProceduresCisplatinAntineoplastic Combined Chemotherapy ProtocolsSurvival RateAnal CanalCarcinoma, Squamous CellAdenocarcinomaFollow-Up StudiesDisease-Free SurvivalRetrospective StudiesMohs SurgeryLymph Node ExcisionHead and Neck NeoplasmsDermatofibrosarcomaPrognosisEsophagectomyMicrosurgeryFreund's AdjuvantMelanomaRadiotherapySkin NeoplasmsLymphatic MetastasisSurvival AnalysisBrachytherapyDuodenal NeoplasmsCarcinoma, Intraductal, NoninfiltratingMastectomy, SegmentalDose FractionationBreast NeoplasmsNasopharyngeal NeoplasmsTime FactorsDeoxycytidineVulvar NeoplasmsAntimetabolites, AntineoplasticKaplan-Meier EstimateInduction ChemotherapySalvage TherapyAntineoplastic AgentsPenile NeoplasmsCarcinomaLung NeoplasmsGroinHypopharyngeal NeoplasmsOrgan Sparing TreatmentsNeoplasm InvasivenessDrug Administration ScheduleMastectomyCarboplatinLaryngeal NeoplasmsDNA RepairActuarial AnalysisPreoperative CareAdjuvants, PharmaceuticRectumRadiation InjuriesDeglutition DisordersProspective StudiesRadiotherapy, ConformalCarcinoma, Non-Small-Cell LungOropharyngeal NeoplasmsPositron-Emission TomographyMucositisTaxoidsPaclitaxelLeucovorinSentinel Lymph Node BiopsyOrganoplatinum CompoundsRadiation-Sensitizing AgentsHydroxyureaUterine Cervical NeoplasmsMethodsPancreatic NeoplasmsRemission InductionFluorodeoxyglucose F18Esophagogastric JunctionGastrectomyTegafurRadiotherapy, Intensity-ModulatedOxonic AcidFeasibility StudiesPelvic NeoplasmsLaryngectomyEsophagitisOtorhinolaryngologic Neoplasms