Affiliation: | 1. Department of Cardiology, Nihon University School of Medicine, 1-8-13 Kanda-Surugadai, Chiyoda-ku, Tokyo 101-8309, Japan;2. Department of Radiology, Nihon University School of Medicine, 1-8-13 Kanda-Surugadai, Chiyoda-ku, Tokyo 101-8309, Japan;3. Cardiovascular Division, Osaka Police Hospital, Osaka, Japan |