1. Division of Cardiology, Department of Medicine Nihon University School of Medicine Tokyo Japan
2. Department of Cardiovascular Medicine Nippon Medical School Musashikosugi Hospital Kanagawa Japan
3. Department of Cardiovascular Medicine Gunma University Graduate School of Medicine Gunma Japan
4. Department of Cardiology Nara Prefecture General Medical Center Nara Japan
5. Department of Cardiovascular Medicine Osaka University Graduate School of Medicine Osaka Japan
6. Department of Cardiology Mitsubishi Kyoto Hospital Kyoto Japan
7. Department of Cardiovascular Medicine Akita University Graduate School of Medicine Akita Japan
8. Division of Cardiology Osaka Rosai Hospital Osaka Japan
9. Department of Cardiovascular Medicine National Cerebral and Cardiovascular Center Osaka Japan
10. Department of Advanced Arrhythmia and Translational Medical Science National Cerebral and Cardiovascular Center Osaka Japan
11. Department of Cardiology Sendai City Hospital Miyagi Japan
12. Department of Cardiovascular Medicine Kitasato University School of Medicine Kanagawa Japan
13. Department of Cardiology Saitama Medical University International Medical Center Saitama Japan
14. Division of Advance Arrhythmia Management Kyorin University Hospital Tokyo Japan
15. Department of Cardiovascular Medicine Kyorin University Hospital Tokyo Japan