1. Keio University Health Center, Yokohama, Japan
2. Department of Internal Medicine, Keio University School of Medicine, Tokyo, Japan
3. Department of Nephrology, Toho University Faculty of Medicine, Tokyo, Japan
4. Department of Cardiovascular and Cerebrovascular Medicine, Kagawa University, Takamatsu, Japan
5. Department of Nephrology and Hypertension, St Marianna University School of Medicine, Kawasaki, Japan
6. Department of Nephrology, Masuko Memorial Hospital, Nagoya, Japan
7. Department of Internal Medicine, Faculty of Medicine, Division of Nephrology and Rheumatology, Fukuoka University, Fukuoka, Japan
8. Department of Internal Medicine, Kyoto Min-Iren Asukai Hospital, Kyoto, Japan
9. Scientific Research Works Peer Support Group (SRWS-PSG), Osaka, Japan
10. Department of Community Medicine, Section of Clinical Epidemiology, Kyoto University Graduate School of Medicine, Kyoto, Japan
11. Department of Healthcare Epidemiology, Kyoto University Graduate School of Medicine/School of Public Health, Kyoto, Japan