RadiotherapyRadiotherapy DosageRadiotherapy, AdjuvantRadiotherapy, ConformalRadiotherapy, Intensity-ModulatedRadiotherapy Planning, Computer-AssistedRadiotherapy, High-EnergyCombined Modality TherapyDose FractionationRadiation InjuriesRadiotherapy, Computer-AssistedRadiotherapy, Image-GuidedNeoplasmsNeoplasm StagingTreatment OutcomeRadiation OncologyPancreatic NeoplasmsNeoplasm Recurrence, LocalHead and Neck NeoplasmsLung NeoplasmsRadiosurgeryDose-Response Relationship, RadiationNeoplasms, Second PrimaryBrachytherapyChemoradiotherapyRetrospective StudiesNasopharyngeal NeoplasmsCarcinoma, Squamous CellAntineoplastic Combined Chemotherapy ProtocolsNeoplasms, Radiation-InducedDisease-Free SurvivalSurvival RateRectal NeoplasmsBrain NeoplasmsNeoplasms, Cystic, Mucinous, and SerousFollow-Up StudiesPrognosisSurvival AnalysisRadiation ToleranceSkin NeoplasmsOrgans at RiskNeoplasms, Multiple PrimaryBreast NeoplasmsPelvic NeoplasmsProstatic NeoplasmsRadiation-Sensitizing AgentsChemotherapy, AdjuvantTomography, X-Ray ComputedCisplatinLaryngeal NeoplasmsCranial IrradiationParticle AcceleratorsHodgkin DiseaseAdenocarcinomaRadiometryRadiation DosageNose NeoplasmsSpinal NeoplasmsKidney NeoplasmsRadiation PneumonitisCarcinomaBone NeoplasmsVincristineMastectomy, SegmentalTesticular NeoplasmsLiver NeoplasmsTime FactorsAntineoplastic AgentsSoft Tissue NeoplasmsRadiodermatitisThyroid NeoplasmsHeavy Ion RadiotherapyEye NeoplasmsParotid NeoplasmsDacarbazineOrgan Sparing TreatmentsProcarbazineUterine Cervical NeoplasmsMeningeal NeoplasmsThoracic NeoplasmsXerostomiaFluorouracilNeoplasm MetastasisImmunohistochemistryNeoadjuvant TherapyEsophageal NeoplasmsRadioisotope TeletherapySarcomaAdenocarcinoma, MucinousLymphomaTumor Markers, BiologicalNeoplasm InvasivenessDNA, NeoplasmPalliative CareGastrointestinal NeoplasmsCobalt RadioisotopesGlioblastomaSpinal Cord NeoplasmsMechlorethamineNeoplasms, Experimental