1. Department of Cardiology Tokai University Hospital Kanagawa Japan
2. Department of Cardiovascular Medicine Toho University Graduate School of Medicine Tokyo Japan
3. Department of Cardiology Kindai University Faculty of Medicine Osaka Japan
4. Division of Cardiovascular Medicine, Department of Internal Medicine Toho University Faculty of Medicine Tokyo Japan
5. Department of Cardiovascular Medicine Osaka City University Graduate School of Medicine Osaka Japan
6. Department of Pharmacology St. Marianna University School of Medicine Kanagawa Japan
7. Department of Medical Science and Cardiorenal Medicine Yokohama City University Graduate School of Medicine Kanagawa Japan
8. Department of Cardiovascular Medicine Kitasato University School of Medicine Kanagawa Japan