Division of Radiation Hazards;
National Institute of Radiological Sciences;
Chiba;
Japan;
Division of Radiation Hazards;
National Institute of Radiological Sciences;
Chiba;
Japan;
Division of Radiation Hazards;
National Institute of Radiological Sciences;
Chiba;
Japan;
ultraviolet; lethal; DNA; repair; mutant; Induction; parent; breaks; strand; gamma;