1. Department of Cardiology, Keio University School of Medicine
2. Department of Cardiovascular Medicine, Osaka City University Graduate School of Medicine
3. Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University
4. Department of Cardiovascular Medicine, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences
5. Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine
6. Department of Cardiovascular Medicine, Shinshu University School of Medicine
7. Department of Cardiovascular Medicine, Kitasato University Kitasato Institute Hospital
8. Department of Neurology, Graduate School of Medical Sciences, Kumamoto University
9. Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine
10. Department of Cardiovascular Medicine, Kyusyu University
11. Sakakibara Heart Institute