1 Department of Health Promotion and Human Behavior, Graduate School of Medicine, School of Public Health, Kyoto University, Kyoto 606-8501, Japan; Department of Preventive Medicine and Public Health, School of Medicine, Keio University, Tokyo, Japan. Electronic address: sfunada@kuhp.kyoto-u.ac.jp.
2 Department of Health Promotion and Human Behavior, Graduate School of Medicine, School of Public Health, Kyoto University, Kyoto 606-8501, Japan.
3 Department of Preventive Services, Kyoto University, Kyoto 606-8501, Japan.
4 Department of Preventive Medicine and Public Health, School of Medicine, Keio University, Tokyo, Japan.