Radiotherapy DosagePelvisRadiotherapyKidney PelvisRadiotherapy, ConformalRadiotherapy, AdjuvantRadiotherapy, Intensity-ModulatedRadiotherapy Planning, Computer-AssistedCombined Modality TherapyRadiotherapy, High-EnergyRadiation InjuriesDose FractionationRadiotherapy, Computer-AssistedRadiotherapy, Image-GuidedPelvic NeoplasmsTreatment OutcomeRadiation OncologyBrachytherapyNeoplasm Recurrence, LocalRadiosurgeryNeoplasm StagingDose-Response Relationship, RadiationHead and Neck NeoplasmsGene DosageDosage Compensation, GeneticRetrospective StudiesChemoradiotherapyAntineoplastic Combined Chemotherapy ProtocolsDisease-Free SurvivalCarcinoma, Squamous CellOrgans at RiskFollow-Up StudiesNasopharyngeal NeoplasmsBrain NeoplasmsRectal NeoplasmsTomography, X-Ray ComputedSurvival RateRadiation ToleranceSurvival AnalysisRadiation DosageLung NeoplasmsDosage FormsRadiation-Sensitizing AgentsPrognosisChemotherapy, AdjuvantCisplatinParticle AcceleratorsRadiometryProstatic NeoplasmsCranial IrradiationIschiumTime FactorsSacrumRadiation PneumonitisBreast NeoplasmsHydronephrosisLaryngeal NeoplasmsMastectomy, SegmentalPubic BoneHodgkin DiseaseNeoplasmsNeoplasms, Radiation-InducedUreterRadiodermatitisHeavy Ion RadiotherapyVincristineFluorouracilUreteral NeoplasmsAntineoplastic AgentsDacarbazineNeoplasms, Second PrimaryLesser PelvisPelvimetryOrgan Sparing TreatmentsProcarbazineBone NeoplasmsXerostomiaAdenocarcinomaSpinal NeoplasmsNeoadjuvant TherapyProspective StudiesRadioisotope TeletherapyUterine Cervical NeoplasmsDrug Administration ScheduleCarcinomaKidney CalicesIliumThoracic NeoplasmsPalliative CareCobalt RadioisotopesCarcinoma, Non-Small-Cell LungAbdominal NeoplasmsPatient PositioningKaplan-Meier EstimateLymphatic IrradiationSalvage TherapyMechlorethamineRadiation-Protective AgentsGlioblastomaSarcoma