Affiliation: | (1) Department of Radiology, Seoul National University Hospital, 28 Yongon-Dong, Chongno-Gu, Seoul, 110-744, South Korea;(2) Department of Internal Medicine, Seoul National University Hospital, 28 Yongon-Dong, Chongno-Gu, Seoul, 110-744, South Korea;(3) Department of Pathology, Seoul National University Hospital, 28 Yongon-Dong, Chongno-Gu, Seoul, 110-744, South Korea;(4) Department of Nuclear Medicine, Seoul National University Hospital, 28 Yongon-Dong, Chongno-Gu, Seoul, 110-744, South Korea;(5) Department of Surgery, Seoul National University Hospital, 28 Yongon-Dong, Chongno-Gu, Seoul, 110-744, South Korea; |