RadiotherapyRadiotherapy DosageRadiotherapy, ConformalBrachytherapyRadiotherapy, AdjuvantRadiotherapy, High-EnergyChemotherapy, AdjuvantRadiotherapy Planning, Computer-AssistedCombined Modality TherapyRadiotherapy, Intensity-ModulatedAdjuvants, ImmunologicDose FractionationRadiation InjuriesRadiotherapy, Computer-AssistedRadiotherapy, Image-GuidedProstatic NeoplasmsTreatment OutcomeNeoplasm Recurrence, LocalDose-Response Relationship, RadiationRadiation OncologyFreund's AdjuvantNeoplasm StagingRadiosurgeryDisease-Free SurvivalRetrospective StudiesIridium RadioisotopesRadiation DosageOrgans at RiskChemoradiotherapySurvival RateAntineoplastic Combined Chemotherapy ProtocolsFollow-Up StudiesAndrogen AntagonistsBreast NeoplasmsHead and Neck NeoplasmsSurvival AnalysisParticle AcceleratorsPrognosisRadiometryFiducial MarkersCarcinoma, Squamous CellRadioisotope TeletherapyCone-Beam Computed TomographyProstate-Specific AntigenMale Urogenital DiseasesBrain NeoplasmsAdenocarcinomaEye EnucleationRetinoblastomaProstatectomyFluorouracilTomography, X-Ray ComputedRadiation ToleranceRectal NeoplasmsUterine Cervical NeoplasmsRadiobiologyCisplatinTime FactorsAdjuvants, PharmaceuticUltrasound, High-Intensity Focused, TransrectalSalvage TherapyRectumRadiation-Sensitizing AgentsMastectomy, SegmentalNeoplasms, Second PrimaryAntineoplastic Agents, HormonalNeoplasms, Radiation-InducedLung NeoplasmsRetinal NeoplasmsHeavy IonsNeoadjuvant TherapyEye NeoplasmsSpinal NeoplasmsPhotonsNasopharyngeal NeoplasmsAntineoplastic AgentsPalliative CareCarcinomaKaplan-Meier EstimateHeavy Ion RadiotherapyCobalt RadioisotopesLymphatic MetastasisPhantoms, ImagingProton TherapyRadioimmunotherapyIodine RadioisotopesRectal DiseasesIntraoperative CareRadioisotopesPostoperative CareUrination DisordersSarcomaNeoplasmsFeasibility StudiesTumor BurdenProspective StudiesStrontium RadioisotopesCranial IrradiationChoroid NeoplasmsOptic Nerve Neoplasms