Affiliation: | (1) Department of Radiology, College of Medicine, Pusan National University, 1-10, Ami-Dong, Seo-gu, Busan, 602-739, South Korea;(2) Department of Internal Medicine, College of Medicine, Pusan National University, 1-10, Ami-Dong, Seo-gu, Busan, 602-739, South Korea;(3) Department of Surgery, College of Medicine, Pusan National University, 1-10, Ami-Dong, Seo-gu, Busan, 602-739, South Korea |