[1] Kyoto Univ, Dept Healthcare Epidemiol, Sakyo Ku, Kyoto, Japan
[2] Fukushima Med Univ, Ctr Innovat Res Communities & Clin Excellence CIR, Hikarigaoka 1, Fukushima, Japan
[3] Okayama Univ, Grad Sch Med Dent & Pharmaceut Sci, Dept Nephrol Rheumatol Endocrinol & Metab, Kita Ku, 2-5-1 Shikata Cho, Okayama, Japan
[4] Kyoto Univ, Grad Sch Med, Dept Nephrol, Sakyou Ku, Shogoin Kawaramachi 54, Kyoto, Japan
[5] Hatta Med Clin, Sakyo Ku, Shugakuin Yakushido 4, Kyoto, Japan
[6] Univ Tokyo, Div Nephrol & Endocrinol, Grad Sch Med, Bunkyo Ku, Hongo 7-3-1, Tokyo, Japan
[7] Natl Fukuoka Higashi Med Ctr, Kidney Unit, Chidori 1-1-1, Fukuoka, Japan
[8] Japan Labour Hlth & Welf Org Chubu Rosai Hosp, Dept Nephrol & Rheumatol, Minato Ku, 1-10-5 Komei, Nagoya, Aichi, Japan
[9] Suzu Gen Hosp, Internal Med, 1-1 Nonoe Yu, Suzu, Ishikawa, Japan
[10] Shichijo Clin, Shimogyo Ku, 29 Sujaku Kitanokuchi Cho, Kyoto, Japan
[11] Tokyo Takanawa Hosp, Japan Community Hlth Care Org JCHO, Minato Ku, Takanawa 3-10-11, Tokyo, Japan
[12] St Marianna Univ, Div Nephrol & Hypertens, Dept Internal Med, Sch Med,Miyamae Ku, 2-16-1 Sugao, Kawasaki, Kanagawa 2168511, Japan