1. Department of Radiation Medical Sciences, Atomic Bomb Disease Institute, Nagasaki University, Nagasaki, Japan.
2. Department of Surgical Oncology, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan.
3. Department of Radiation Molecular Epidemiology, Atomic Bomb Disease Institute, Nagasaki University, Nagasaki, Japan.
4. Department of Endocrinology and Metabolism, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan.
5. Department of Surgery, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan.
6. Department of Internal Medicine, Kuma Hospital, Kobe, Japan.
7. Department of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.
8. Department of Surgery, Kuma Hospital, Kobe, Japan.
9. Department of Human Genetics, Atomic Bomb Disease Institute, Nagasaki University, Nagasaki, Japan.