Radiation DosageSamariumDose-Response Relationship, RadiationRadiation, IonizingRadiation InjuriesRadiation ToleranceRadiationRadiation ProtectionRadiation MonitoringGrowth ChartsRadiation OncologyGene DosageDosage Compensation, GeneticCosmic RadiationRadiation Injuries, ExperimentalRadiation PneumonitisGamma RaysNeoplasms, Radiation-InducedRadiotherapyBackground RadiationDosage FormsRadiotherapy DosageRadiometryUltraviolet RaysRadiation EffectsRetrospective StudiesCombined Modality TherapyRadiation-Sensitizing AgentsRadiation-Protective AgentsAcute Radiation SyndromeTreatment OutcomeCobalt RadioisotopesTime FactorsRadioactive Hazard Release