Acute Radiation SyndromeRadiation InjuriesRadiation Injuries, ExperimentalGamma RaysRadiation DosageRadioactive Hazard ReleaseDose-Response Relationship, RadiationRadiation-Protective AgentsRadiodermatitisWhole-Body IrradiationRadiation ToleranceRadiation PneumonitisRadiation, IonizingRadiometryRadiotherapyRadiation ProtectionCobalt RadioisotopesRadiationProctitisLinear Energy TransferLethal Dose 50Food IrradiationRelative Biological EffectivenessRadiation MonitoringMass Casualty IncidentsCobalt IsotopesWounds and InjuriesCesium RadioisotopesRadiation EffectsHeavy IonsSpectrometry, GammaBackground RadiationThermoluminescent DosimetryNeoplasms, Radiation-InducedPlacental ExtractsCaliforniumNeutronsRadiotherapy DosageSurge CapacityX-RaysMice, Inbred C57BLFluoroscopyRadiation OncologyCosmic RadiationUltraviolet RaysTime FactorsBrain InjuriesIntestinal DiseasesAlpha ParticlesIntestinesCell SurvivalAthletic InjuriesSpinal Cord InjuriesReperfusion InjuryBrain NeoplasmsDNA DamageRadioisotopesSkinNecrosisApoptosisDNA RepairDeinococcusCombined Modality TherapyRadiation-Sensitizing AgentsRats, Sprague-DawleyGastrointestinal TractNeoplasmsNeoplasm Recurrence, LocalInjury Severity ScoreLung InjuryRadiopharmaceuticals