1. Division of Cardiology, Department of Internal Medicine, Yokohama Sakae Kyosai Hospital
2. Department of Cardiology, Tsurumi Nishiguchi Hospital
3. Department of Cardiology, Kanagawa Cardiovascular and Respiratory Center
4. Department of Cardiology, Hiratsuka Kyosai Hospital
5. Fourth Department of Internal Medicine, Mizonokuchi Hospital, Teikyo University School of Medicine
6. Cardiovascular Center, Yokosuka Kyosai Hospital
7. Department of Cardiology, Ebina General Hospital
8. Division of Cardiology, Showa University Fujigaoka Hospital
9. Division of Cardiology, Tokai University School of Medicine
10. Department of Cardiology, Tokyo Women's Medical University
11. Department of Cardiology, Saiseikai Yokohama City Eastern Hospital
12. Division of Cardiology, Yokohama City University Medical Center
13. The Center for Advanced Medical Engineering and Informatics, Osaka University