1. Department of Cardiology, Ehime Prefectural Imabari Hospital, Japan
2. Department of Cardiology, Pulmonology, Hypertension and Nephrology, Ehime University Graduate School of Medicine, Japan
3. Department of Radiology, Ehime Prefectural Imabari Hospital, Japan
4. Department of Surgery, Ehime Prefectural Imabari Hospital, Japan