Radiation DosageSamariumDose-Response Relationship, RadiationRadiation, IonizingRadiation InjuriesRadiation ToleranceRadiationRadiation ProtectionRadiation MonitoringRadiation OncologyGene DosageDosage Compensation, GeneticCosmic RadiationRadiation Injuries, ExperimentalRadiation PneumonitisGamma RaysNeoplasms, Radiation-InducedBackground RadiationRadiotherapyDosage FormsRadiotherapy DosageRadiometryUltraviolet RaysRadiation EffectsCombined Modality TherapyRadiation-Sensitizing AgentsRadiation-Protective AgentsAcute Radiation SyndromeCobalt RadioisotopesRadioactive Hazard Release