Authors: Jang Gyu Cha; Dong Hun Kim; Dae Ho Kim; Sang Hyun Paik; Jai Soung Park; Seong Jin Park; Hae Kyung Lee; Hyun Sook Hong; Duek Lin Choi; Kyung Moo Yang; Nak Eun Chung; Bong Woo Lee; Joong Seok Seo Journal: Korean J Radiol Date: 2010-06-21 Impact factor: 3.500