1. Department of Bacteriology, School of Medicine, Nagasaki University
2. Department of Public Health, School of Medicine, Nagasaki University
3. Department of Radiation Epidemiology, School of Medicine, Nagasaki University
4. Department of Epidemiology, Institute for Tropical Medicine, Nagasaki University
5. Department of Nursing, School of Allied Medical Science, Nagasaki University
6. Department of Gynecology, School of Medicine, Nagasaki University