1. Second Department of Internal Medicine, Toyama University Hospital
2. Department of Cardiology, Hirosaki University Graduate School of Medicine
3. Nippon Medical School, Tama-Nagayama Hospital
4. The Cardiovascular Institute
5. Division of Biostatistics and Clinical Epidemiology, University of Toyama
6. Kochi Medical School Clinical Research Center, Kochi University
7. Department of Cardiology, Hokko Memorial Hospital Hokkaido
8. Health Administration Center, Asahikawa Medical University
9. Internal Medicine 1, Yamagata University School of Medicine
10. Cardiology Department, International Medical Center, Saitama Medical University
11. Department of Medicine and Biological Science, Gunma University Graduate School of Medicine
12. International University of Health and Welfare, Mita Hospital
13. Division of Cardiology, Niigata University Graduate School of Medicine and Dental Science
14. Graduate School of Health Science, Niigata University School of Medicine
15. Nagoya University
16. Department of Cardiology, Fujita Health University School of Medicine
17. Institute for Clinical Research, National Hospital Organization, Osaka National Hospital
18. Department of Cardiology, Osaka General Medical Center
19. Faculty of Health Sciences, Yamaguchi Graduate School of Medicine
20. Department of Cardiovascular Medicine, Tottori University Hospital
21. Kagawa Prefectural Shiratori Hospital
22. Department of Cardiology, Chikamori Hospital
23. Department of Clinical Examination and Diagnostics, Oita University
24. Department of Health Sciences, Faculty of Medical Sciences, Kyushu University