[1] Tokai Univ, Sch Med, Div Nephrol Endocrinol & Metab, Isehara, Japan
[2] Shin Yurigaoka Gen Hosp, Dept Nephrol, Kawasaki, Japan
[3] Tokai Univ, Inst Med Sci, Isehara, Japan
[4] Tokai Univ, Oiso Hosp, Div Nephrol & Diabet, Oiso, Japan
[5] Jinken Clin, Ebina, Japan
[6] Med Corp Kuratakai, Hiratsuka, Japan
[7] Med Corp SHOWAKAI, Tokyo, Japan
[8] Toranomon Gen Hosp, Dept Nephrol, Tokyo, Japan
[9] Tokai Univ, Hachioji Hosp, Div Nephrol Endocrinol & Metab, Hachioji, Japan