Authors: Heung Cheol Kim; Ki Tae Suk; Dong Joon Kim; Jai Hoon Yoon; Yeon Soo Kim; Gwang Ho Baik; Jin Bong Kim; Chang Hoon Kim; Hotaik Sung; Jong Young Choi; Kwang Hyub Han; Seung Ha Park Journal: World J Gastroenterol Date: 2014-01-21 Impact factor: 5.742