1. Division of Cardiovascular Medicine Jichi Medical University Tochigi Japan
2. Department of Cardiology, Nephrology, Pulmonology and Neurology Asahikawa Medical University Hokkaido Japan
3. Division of Cardiology Saiseikai Kumamoto Hospital Kumamoto Japan
4. The Cardiovascular Research Institute Tokyo Japan
5. Department of Cardiology National Hospital Organization Kyoto Medical Center Kyoto Japan
6. Minami Hachioji Hospital Tokyo Japan
7. Department of Cardiovascular Medicine Toho University Omori Medical Center Tokyo Japan
8. National Hospital Organization Osaka National Hospital Osaka Japan
9. Division of Cardiology Nippon Medical School Tokyo Japan
10. Department of Cardiovascular Medicine Kyushu University Fukuoka Japan
11. National Cerebral and Cardiovascular Center Suita Japan
12. Osaka Police Hospital Osaka Japan
13. Department of Cerebrovascular and Neurology National Hospital Organization Kyushu Medical Center Fukuoka Japan
14. Department of Biostatistics Kyoto Prefectural University of Medicine Kyoto Japan
15. Medical Science Department Daiichi Sankyo Co., Ltd. Tokyo Japan
16. Biostatistics and Data Management Department Daiichi Sankyo Co., Ltd. Tokyo Japan
17. Saiseikai Toyama Hospital Toyama Japan