[1] Juntendo Univ, Grad Sch Med, Dept Endocrinol & Metab, Bunkyo Ku, Hongo 2-1-1, Tokyo 1138421, Japan
[2] Osaka Univ, Grad Sch Med, Dept Metab Med, 2-2 Yamadaoka, Suita, Osaka 5650871, Japan
[3] Osaka Univ, Grad Sch Med, Dept Metab & Atherosclerosis, 2-2 Yamadaoka, Suita, Osaka 5650871, Japan
[4] Shiraiwa Med Clin, 4-10-24 Houzenji, Kashiwara, Osaka 5820005, Japan
[5] Juntendo Tokyo Koto Geriatr Med Ctr, Dept Med Diabetol & Endocrinol, Koto Ku, Shinsuna 3-3-20, Tokyo 1360075, Japan
[6] Misaki Naika Clin, 6-44-9 Futawahigashi, Funabashi, Chiba 2740805, Japan
[7] Naka Mem Clin, 745-5 Nakadai, Naka, Ibaraki 3110113, Japan
[8] Osaka Police Hosp, Tennoji Ku, 10-31 Kitayamacho, Osaka 5430035, Japan
[9] Osaka Gen Med Ctr, Sumiyoshi Ku, 3-1-56 Bandai Higashi, Osaka 5588558, Japan
[10] Univ Tsukuba, Fac Med, Dept Clin Trial & Clin Epidemiol, 1-1-1 Tennodai, Tsukuba, Ibaraki 3058575, Japan