1. Department of Radiology, Ehime University Graduate School of Medicine
2. Department of Cardiology, Tokyo Medical University
3. Department of Diagnostic Radiology, Keio University School of Medicine
4. Department of Cardiovascular Radiology, Memorial Heart Center, Iwate Medical University
5. Department of Radiology, National Cerebral and Cardiovascular Center
6. Center of Diagnostic Radiology, HIMEDIC Imaging Center at Lake Yamanaka