1. Department of Cardiology, Hirosaki University Graduate School of Medicine, Hirosaki, Japan
2. Division of Cardiology, Saiseikai Kumamoto Hospital, Kumamoto, Japan
3. Center for Cerebral and Cardiovascular Disease Information, National Cerebral and Cardiovascular Center, Suita, Japan
4. Department of Internal Medicine and Cardiology, Nippon Medical School Tama-Nagayama Hospital, Tokyo, Japan
5. Department of Cardiology, National Hospital Organization Kyoto Medical Center, Kyoto, Japan
6. Department of Cardiovascular Medicine, The Cardiovascular Institute, Tokyo, Japan
7. Department of Cardiovascular Medicine, Kanazawa University Graduate School of Medical Science, Kanazawa, Japan
8. Department of Cardiology, Keio University School of Medicine, Tokyo, Japan
9. Department of Cardiovascular Medicine, Tokyo Medical and Dental University, Tokyo, Japan
10. Sakakibara Heart Institute, Tokyo, Japan
11. Department of Cerebrovascular Medicine, National Cerebral and Cardiovascular Center, Suita, Japan
12. Department of Preventive Cardiology, National Cerebral and Cardiovascular Center, Suita, Japan
13. Department of Health Policy and Management School of Medicine, Keio University, Tokyo, Japan
14. Department of Preventive Medicine and Public Health, Keio University School of Medicine, Tokyo, Japan