1. Department of Cardiovascular Medicine, Nagasaki University Graduate School of Biomedical Sciences
2. Cardiology Division, Shunkaikai Inoue Hospital
3. Department of Cardiology, Cardiovascular Center, Oita Oka Hospital
4. Cardiology Division, Shunkaikai Nagasaki Kita Hospital
5. Department of Surgery, Nagasaki University Graduate School of Biomedical Sciences
6. Department of Cardiovascular Surgery, Nagasaki University Graduate School of Biomedical Sciences