[1] Ehime Univ, Grad Sch Med, Dept Epidemiol & Prevent Med, Toon, Japan
[2] Ehime Univ Hosp, Translat Res Ctr, Epidemiol & Med Stat Unit, Toon, Japan
[3] Yawatahama Gen City Hosp, Dept Internal Med, Yawatahama, Japan
[4] Matsuyama Shimin Hosp, Dept Internal Med, Matsuyama, Ehime, Japan
[5] Saiseikai Matsuyama Hosp, Dept Internal Med, Matsuyama, Ehime, Japan
[6] Ehime Univ, Grad Sch Med, Dept Gastroenterol & Metabol, Toon, Japan
[7] Juntendo Univ, Sch Med, Dept Publ Hlth, Tokyo, Japan
[8] Ehime Prefectural Cent Hosp, Dept Internal Med, Matsuyama, Ehime, Japan
[9] Saiseikai Saijo Hosp, Dept Internal Med, Saijo, Japan
[10] Ehime Niihama Hosp, Dept Internal Med, Niihama, Japan
[11] Saiseikai Imabari Hosp, Dept Internal Med, Imabari, Japan
[12] Ehime Univ, Grad Sch Med, Dept Lifestyle Related Med & Endocrinol, Toon, Japan