1. Department of Medicine, University of Chicago Medical Center
2. Second Department of Internal Medicine, Toyama University
3. Department of Cardiac Surgery, the University of Tokyo Hospital
4. Department of Transplant Medicine, National Cerebral and Cardiovascular Center
5. Department of Cardiovascular Surgery, Kyushu University
6. Department of Cardiovascular and Thoracic Surgery, Hokkaido University Graduate School of Medicine
7. Department of Cardiovascular Surgery, Tokyo Women’s Medical University
8. Department of Cardiovascular Surgery, Tohoku University
9. Department of Cardiovascular Surgery, Nagoya University Hospital
10. Department of Cardiovascular Surgery, Saitama Kokusai Medical Center
11. Department of Cardiovascular Surgery, Chiba University Graduate School of Medicine
12. Department of Cardiovascular Surgery, Tokyo Medical and Dental University
13. Department of Cardiovascular Surgery, Osaka University Graduate School of Medicine