1. Cardiovascular Division, University of Tsukuba Hospital
2. Division of Cardiovascular Medicine, Toho University Ohashi Medical Center
3. Department of Cardiology, Sendai Kousei Hospital
4. Department of Cardiology, Sakakibara Heart Institute
5. Division of Cardiology, Kokura Memorial Hospital
6. Department of Cardiology, AOI Universal Hospital
7. Department of Cardiovascular Medicine, Tokyo Medical and Dental University
8. Division of Cardiology, Department of Internal Medicine, Iwate Medical University
9. Department of Cardiology, Keio University School of Medicine
10. Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
11. Boston Scientific Japan K.K.
12. Saint Luke’s Mid America Heart Institute
13. Department of Cardiology, Tokyo Women’s Medical University
14. Division of Cardiology & Catheterization Laboratories, Shonan Kamakura General Hospital