1. Public Health, Department of Social and Environmental Medicine, Osaka University Graduate School of Medicine, Yamadoka, 2-2 Suita-shi, Osaka, Japan 565-0871
2. Department of Food Science and Nutrition, Faculty of Human Life and Environment, Nara Women's University, Kitauoya Nishimachi, Nara, Japan 630-8506
3. Department of Public Health Medicine, Graduate School of Comprehensive Human Sciences, University of Tsukuba, Ibaraki,Tsukuba City, Japan 305-8577
4. Department of Public Health, Aichi Medical University School of Medicine. Nagakute, Aichi, Japan 480-1195
5. Department of Epidemiology for Community Health and Medicine, Kyoto Prefectural University of Medicine Graduate School of Medical Sciences, Kajii-cho, Kawaramachi-Hirokoji, Kamigyo-Ku, Kyoto, Japan 602-8566
6. Department of Health Science, Faculty of Human Life and Environmental Science, Kochi Women's University, Eikokuji-cho, 5-15 Kochi-shi, Japan 780-8515