[1] Kobe Univ, Grad Sch Med, Div Nephrol, Chuo Ku, 7-5-2 Kusunoki Cho, Kobe, Hyogo 6500017, Japan
[2] Kobe Univ, Grad Sch Med, Kidney Ctr, Chuo Ku, 7-5-2 Kusunoki Cho, Kobe, Hyogo 6500017, Japan
[3] Toho Univ, Dept Nephrol, Fac Med, Tokyo, Japan
[4] Toho Univ, Dept Pathol, Fac Med, Tokyo, Japan
[5] St Marianna Univ, Sch Med, Dept Internal Med, Div Nephrol & Hypertens, Kawasaki, Kanagawa, Japan
[6] St Marianna Univ, Sch Med, Dept Diagnost Pathol, Kawasaki, Kanagawa, Japan
[7] Kanazawa Med Univ, Dept Nephrol, Sch Med, Uchinada, Ishikawa, Japan
[8] Toyama Prefectural Cent Hosp, Dept Internal Med, Toyama, Japan
[9] Kagawa Univ, Div Nephrol & Dialysis, Dept Cardiorenal & Cerebrovasc Med, Takamatsu, Kagawa, Japan
[10] Kagawa Univ, Dept Diagnost Pathol, Takamatsu, Kagawa, Japan