ProtonsRadiotherapyRadiotherapy DosageRadiotherapy, ConformalRadiotherapy, AdjuvantProton PumpsRadiotherapy, Intensity-ModulatedRadiotherapy Planning, Computer-AssistedRadiotherapy, High-EnergyCombined Modality TherapyDose FractionationRadiation InjuriesRadiotherapy, Computer-AssistedRadiotherapy, Image-GuidedProton Pump InhibitorsRadiation OncologyTreatment OutcomeRadiosurgeryDose-Response Relationship, RadiationHead and Neck NeoplasmsBrachytherapyNeoplasm Recurrence, LocalNeoplasm StagingChemoradiotherapyMagnetic Resonance SpectroscopyBrain NeoplasmsOrgans at RiskAntineoplastic Combined Chemotherapy ProtocolsNasopharyngeal NeoplasmsDisease-Free SurvivalCarcinoma, Squamous CellRadiation ToleranceRetrospective StudiesHydrogen-Ion ConcentrationSurvival RateRadiometryParticle AcceleratorsLung NeoplasmsRadiation-Sensitizing AgentsSurvival AnalysisFollow-Up StudiesRectal NeoplasmsChemotherapy, AdjuvantCranial IrradiationCisplatinPrognosisRadiation DosageProstatic NeoplasmsRadiation PneumonitisProton-Motive ForceHeavy Ion RadiotherapyPelvic NeoplasmsBreast NeoplasmsNeoplasms, Radiation-InducedLaryngeal NeoplasmsMastectomy, SegmentalTime FactorsHodgkin DiseaseTomography, X-Ray ComputedRadiodermatitisVincristineOrgan Sparing TreatmentsNeoplasms, Second PrimaryDacarbazineNeoplasmsXerostomiaProcarbazineFluorouracilAntineoplastic AgentsNeoadjuvant TherapyRadioisotope TeletherapySpinal NeoplasmsCobalt RadioisotopesAdenocarcinomaPalliative CareCarcinoma, Non-Small-Cell LungLymphatic IrradiationMechlorethamineGlioblastomaUterine Cervical NeoplasmsBacteriorhodopsinsCarcinomaRadiation-Protective AgentsGliomaMagnetic Resonance ImagingHeavy IonsProton-Translocating ATPasesSalvage TherapyEsophageal NeoplasmsBleomycinKaplan-Meier EstimateMastectomyIridium RadioisotopesAntineoplastic Agents, AlkylatingTumor BurdenRadiotherapy Setup ErrorsProspective StudiesPatient PositioningAspartic AcidOsteoradionecrosis