1. Department of Cardiology and Nephrology, Mie University Graduate School of Medicine
2. Department of Cardiology, Mie Prefectural General Medical Center
3. Department of Cardiology, Nagai Hospital
4. Department of Cardiology, Japanese Red Cross Ise Hospital
5. Department of Cardiology, Matsusaka Chuo General Hospital
6. Department of Cardiology, Suzuka Chuo General Hospital
7. Department of Cardiology, Kuwana City Medical Center