Affiliation: | (1) Faculty of Medicine, Department of Radiology, Tokyo Medical and Dental University, 1-5-45, Yushima, Bunkyoku, 113 Tokyo, Japan;(2) 2nd Department of Anatomy, Tokyo Medical and Dental University, 1-5-45, Yushima, Bunkyoku, 113 Tokyo, Japan;(3) Department of Radiology, School of Medicine, Yokohama City University, Fukuura 3-9, Kanazawa-ku, 236 Yokohama, Japan |