Dose-Response Relationship, DrugTime FactorsRadiation DosageDose-Response Relationship, RadiationRadiation, IonizingSurvival RateCell SurvivalRadiation InjuriesRadiation ToleranceRadiationRadiation MonitoringRadiation ProtectionDisease-Free SurvivalRadiometrySurvivalSurvival AnalysisNeoplasms, Radiation-InducedTreatment OutcomeRadiation OncologyRadiotherapy DosageGamma RaysGraft SurvivalOxytropisRadiation Injuries, ExperimentalCombined Modality TherapyCosmic RadiationRadiotherapyRadiation Pneumonitis