1. Division of Cardiovascular Medicine, Kanazawa University Graduate School of Medical Science
2. Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
3. Division of Cardiology, Takarazuka City Hospital
4. Department of Cardiovascular Surgery, National Cerebral and Cardiovascular Center
5. Department of Stroke, National Cerebral and Cardiovascular Center
6. Department of Radiology, National Cerebral and Cardiovascular Center