1. Environmental Health University of Occupational and Environmental Health Kitakyushu Japan
2. Obstetrics and Gynecology University of Occupational and Environmental Health Kitakyushu Japan
3. Department of Environment and Public Health National Institute for Minamata Disease Minamata Japan
4. Department of Regenerative and Infectious Pathology Hamamatsu University School of Medicine Hamamatsu Japan
5. Division of Genetics, Cancer Research Institute Kanazawa University Kanazawa Japan