Authors: Jong Jin Hyun; Hong Sik Lee; Chang Duck Kim; Seok Ho Dong; Seung-Ok Lee; Ji Kon Ryu; Don Haeng Lee; Seok Jeong; Tae Nyeun Kim; Jin Lee; Dong Hee Koh; Eun Taek Park; In-Seok Lee; Byung Moo Yoo; Jin Hong Kim Journal: Gut Liver Date: 2015-07 Impact factor: 4.519