Dose-Response Relationship, DrugTime FactorsRadiation DosageRadiation, IonizingDose-Response Relationship, RadiationRadiation InjuriesStress, PsychologicalRadiation ToleranceRadiationRadiation MonitoringRadiation ProtectionStress, PhysiologicalRadiometryNeoplasms, Radiation-InducedHelplessness, LearnedRadiation OncologyOxytropisHydrocortisoneRadiotherapy DosageGamma RaysCosmic RadiationRadiation Injuries, ExperimentalRestraint, Physical