Corresponding Author

Toshiharu Ninomiya MD, PhD

Department of Epidemiology and Public Health, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan

Department of Center for Cohort Studies, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan

Correspondence

Toshiharu Ninomiya, Department of Epidemiology and Public Health, Graduate School of Medical Sciences, Kyushu University, 3-1-1 Maidashi, Higashi-ku, Fukuoka 812-8582, Japan.

Email: t.ninomiya.a47@m.kyushu-u.ac.jp