1. Department of Cardiovascular Medicine, Kyoto University Graduate School of Medicine
2. Department of Clinical Epidemiology, Hyogo College of Medicine
3. Department of Cardiology, Japanese Red Cross Wakayama Medical Center
4. Cardiocore Japan
5. Department of Cardiology, Kurashiki Central Hospital
6. Department of Cardiovascular Medicine, New Tokyo Hospital
7. Department of Cardiology, Juntendo University Shizuoka Hospital
8. Department of Cardiology, Kokura Memorial Hospital
9. Department of Cardiology, Shizuoka General Hospital
10. Department of Cardiology, National Hospital Organization Okayama Medical Center
11. Department of Cardiology, Hyogo Prefectural Amagasaki General Medical Center
12. Department of Cardiology, Ehime Prefectural Central Hospital
13. Department of Cardiology, Mitsubishi Kyoto Hospital
14. Department of Cardiology, Hamamatsu Medical Center
15. Department of Cardiology, Gunma Prefectural Cardiovascular Center
16. Division of Cardiology, Yokohama City University Medical Center
17. Department of Cardiology, Tokushima Red Cross Hospital
18. Department of Cardiology, Saiseikai Shiga Hospital
19. Department of Cardiology, Sapporo Heart Center, Sapporo Cardiovascular Clinic
20. Department of Cardiovascular Medicine, Koseikai Takai Hospital
21. Division of Cardiology, Mitsui Memorial Hospital
22. Division of Cardiology, Osaka Rosai Hospital
23. Division of Cardiovascular Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine
24. Department of Cardiology, National Hospital Organization Kyoto Medical Center