BrachytherapyRadiotherapyRadiotherapy DosageRadiotherapy, ConformalRadiotherapy, High-EnergyRadiotherapy Planning, Computer-AssistedCombined Modality TherapyProstatic NeoplasmsDose FractionationRadiotherapy, Intensity-ModulatedIridium RadioisotopesRadiotherapy, AdjuvantRadiation InjuriesEye EnucleationRadioisotope TeletherapyRetinoblastomaRadiation OncologyRadiotherapy, Computer-AssistedDose-Response Relationship, RadiationRetinal NeoplasmsTreatment OutcomeRadiotherapy, Image-GuidedMale Urogenital DiseasesNeoplasm Recurrence, LocalRadiosurgeryCystotomyAndrogen AntagonistsUltrasound, High-Intensity Focused, TransrectalOrgans at RiskCaliforniumProstate-Specific AntigenRetrospective StudiesProstatectomyNeoplasm StagingRadiometryUterine Cervical NeoplasmsRadiation DosageSalvage TherapyUrination DisordersEye NeoplasmsChoroid NeoplasmsProton TherapyAdenocarcinomaRectumDisease-Free SurvivalIodine RadioisotopesTomography, X-Ray ComputedSurvival RateFollow-Up StudiesSpinal NeoplasmsHead and Neck NeoplasmsErectile DysfunctionNeoplasms, Second PrimaryCarcinoma, Squamous CellAntineoplastic Agents, HormonalPrognosisProstateSurvival AnalysisThyroid NeoplasmsUrinary BladderCarcinomaJapanTime FactorsBreast NeoplasmsQuality of LifeKaplan-Meier EstimateBone NeoplasmsMagnetic Resonance ImagingChemoradiotherapyProspective StudiesNeoplasm MetastasisPalliative CareParticle AcceleratorsAntineoplastic Combined Chemotherapy ProtocolsFiducial MarkersPhantoms, ImagingCone-Beam Computed TomographyBrain NeoplasmsRadiation ToleranceRadiobiologyFluorouracilRadiation-Sensitizing AgentsRectal NeoplasmsRisk FactorsChemotherapy, AdjuvantNeoplasms, Radiation-InducedHeavy IonsLymphatic MetastasisCisplatinPhotonsMastectomy, SegmentalNasopharyngeal NeoplasmsLung NeoplasmsHeavy Ion RadiotherapyCobalt RadioisotopesMonte Carlo MethodRadioimmunotherapyRectal DiseasesNeoadjuvant TherapyRadioisotopes