1. Department of Cardiology, Nihon University Hospital
2. Division of Cardiology, Nihon University Itabashi Hospital
3. Department of Cardiology, The Cardiovascular Institute
4. Cardiovascular Division, Osaka Police Hospital
5. Divison of Cardiology, Shonan-Kamakura General Hospital
6. Kobe University Graduate School of Medicine
7. Department of Cardiology, Hirosaki University Hospital
8. Department of Cardiovascular Medicine, Kitasato University School of Medicine
9. Dokkyo Medical University Saitama Medical Center
10. Kanazawa University Hospital
11. Nippon Medical School Hospital
12. St. Marianna University School of Medicine Hospital
13. Saiseikai Kumamoto Hospital
14. Division of Cardiology, The Jikei University School of Medicine
15. National Hospital Organization Tokyo Medical Center
16. Kyorin University Hospital
17. Tokyo Women’s Medical University Hospital
18. Fujita Health University Hospital
19. Tokyo Rinkai Hospital
20. Kanazawa Medical Center
21. Tohoku Medical and Pharmaceutical University
22. Department of Cardiology, Juntendo University School of Medicine
23. Tokyo Medical University Hospital
24. Department of Cardiology, Teikyo University School of Medicine