1. Division of Cardiovascular Medicine, Jichi Medical University School of Medicine
2. Department of Cardiology, Kurume University Medical Center
3. Osaka Rosai Hospital
4. Osaka University
5. Department of Cardiovascular Medicine, Saga University
6. Division of Cardiology, Internal Medicine III, Hamamatsu University School of Medicine
7. Department of Cardiovascular Medicine, Faculty of Medical Sciences, Kyushu University
8. Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine
9. Department of Cardiovascular Medicine, St. Luke’s International Hospital
10. Department of Cardiovascular Medicine, Nishinomiya Municipal Central Hospital
11. Cardiovascular Center, Fukuoka Sanno Hospital