1. Department of Epidemiology and Environmental Health, Juntendo University Faculty of Medicine, Japan
2. Department of Global Health and Population, Harvard T.H. Chan School of Public Health, USA
3. Department of Hygiene, Kitasato University School of Medicine, Japan
4. Hoshizaki Clinic of Daido Steel Co., Japan
5. Department of Public Health, Tokyo Women’s Medical University, Japan
6. Department of Public Health, Juntendo University Faculty of Medicine, Japan