1. Department of Cardiology, St. Luke's International Hospital, Japan
2. Department of Health Policy and Management, Harvard T. H. Chan School of Public Health, USA
3. Department of General Internal Medicine, Tokyo Joto Hospital, Japan
4. Department of Cardiology, Juntendo University Graduate School of Medicine, Japan
5. Research Division, The National Center for University Entrance Examinations, Japan
6. Center for Clinical Epidemiology, St. Luke's Life Science Institute, Japan
7. Department of General Internal Medicine, Kanto Rosai Hospital, Japan
8. Department of General Internal Medicine, Asahi General Hospital, Japan
9. Japan Community Healthcare Organization, Japan