Authors: Hyun Cheol Koo; Jong Ho Moon; Hyun Jong Choi; Kyoung Hwa Hwang; Hyo Jin Maeng; Hyung Ki Kim; Jong Kyu Park; Su Jin Hong; Young Koog Cheon; Young Deok Cho; Joon Seong Lee; Moon Sung Lee Journal: Gut Liver Date: 2010-09-24 Impact factor: 4.519