RadiotherapyRadiotherapy DosageRadiotherapy, AdjuvantRadiotherapy, ConformalCombined Modality TherapyRadiotherapy, Intensity-ModulatedRadiotherapy Planning, Computer-AssistedRadiotherapy, High-EnergyPrognosisDose FractionationNeoplasm StagingSurvival AnalysisRadiation InjuriesTreatment OutcomeRadiotherapy, Computer-AssistedSurvival RateRadiotherapy, Image-GuidedDisease-Free SurvivalRetrospective StudiesNeoplasm Recurrence, LocalFollow-Up StudiesTumor Markers, BiologicalRadiation OncologyAntineoplastic Combined Chemotherapy ProtocolsKaplan-Meier EstimateHead and Neck NeoplasmsBreast NeoplasmsCarcinoma, Squamous CellLung NeoplasmsRadiosurgeryMultivariate AnalysisBrain NeoplasmsBrachytherapyDose-Response Relationship, RadiationProportional Hazards ModelsChemoradiotherapyPredictive Value of TestsNasopharyngeal NeoplasmsChemotherapy, AdjuvantLymphatic MetastasisTime FactorsProspective StudiesRectal NeoplasmsAdenocarcinomaImmunohistochemistryRadiation ToleranceCisplatinProstatic NeoplasmsVincristineOrgans at RiskHodgkin DiseaseRadiation-Sensitizing AgentsCranial IrradiationCarcinomaCarcinoma, Non-Small-Cell LungParticle AcceleratorsLaryngeal NeoplasmsAntineoplastic AgentsTomography, X-Ray ComputedRisk FactorsNeoplasm MetastasisFluorouracilNeoadjuvant TherapyDisease ProgressionRadiometryMastectomy, SegmentalRadiation DosageNeoplasmsRadiation PneumonitisPelvic NeoplasmsProcarbazineNeoplasm InvasivenessDacarbazineNeoplasms, Second PrimaryEsophageal NeoplasmsCohort StudiesDoxorubicinNeoplasms, Radiation-InducedCyclophosphamideRisk AssessmentRadiodermatitisRecurrenceHeavy Ion RadiotherapyTumor BurdenPrednisoneGlioblastomaRemission InductionUterine Cervical NeoplasmsSarcomaKi-67 AntigenRadioisotope TeletherapyOrgan Sparing TreatmentsPalliative CareXerostomiaBleomycinSalvage TherapySpinal NeoplasmsMechlorethamineGliomaBone Neoplasms