Institution: | (1) Department of Radiology, Sumitomo Hospital, 5-2-2 Nakanoshima, Kita-ku, 530 Osaka, Japan;(2) Department of Surgery, Sumitomo Hospital, Osaka, Japan;(3) Department of Internal Medicine, Sumitomo Hospital, Osaka, Japan;(4) Department of Radiology, Nara Medical University, Japan |