1. Department of Nephrology; Toyohashi Municipal Hospital; Toyohashi Japan
2. Department of Nephrology; Nagoya University Graduate School of Medicine; Nagoya Japan
3. Office for Promoting Medical Research; Showa University; Tokyo Japan
4. Division of Nephrology, Department of Medicine; Showa University Fujigaoka Hospital; Yokohama Japan
5. Center for Innovative Research for Communities and Clinical Excellence; Fukushima Medical University; Fukushima Japan
6. Department of Nephrology; Chubu Rosai Hospital; Nagoya Japan
7. Division of Nephrology and Hypertension; St. Marianna University School of Medicine Hospital; Kawasaki Japan
8. Department of Nephrology; Kawasaki Municipal Tama Hospital; Kawasaki Japan
9. Department of Nephrology; Inagi Municipal Hospital; Inagi Japan
10. Department of Nephrology, Immunology, and Vascular Medicine, Kidney and Dialysis Center; Shonan Kamakura General Hospital; Kamakura Japan
11. Division of Nephrology and Hypertension; St. Marianna University School of Medicine, Yokohama City Seibu Hospital; Yokohama Japan
12. Department of Nephrology; St. Luke's International Hospital; Tokyo Japan
13. Department of Nephrology; Iizuka Hospital; Iizuka Japan