1. Department of Clinical Laboratory, Toho University Ohashi Medical Center
2. Department of Cardiology, Sakakibara Memorial Clinic
3. Department of Cardiology, Kitasato University Kitasato Institute Hospital
4. Division of Cardiology, International Medical Center of Japan
5. Division of Cardiovascular Disease, Institute of Clinical Medicine, Graduate School of Comprehensive Human Sciences, University of Tsukuba
6. Department of Kidney Disease and Hypertension, Osaka General Medical Center
7. Division of Nephrology, Department of Medicine, Showa University School of Medicine