Young Jun Chang, Sang Won Byun, Hyung Keun Kim, Young Seok Cho, Sung Soo Kim, Jin Il Kim, Jae Kwang Kim, Eun Sun Jung

Korean J Gastroenterol.2012;60(2):79-85.   Published online 2012 August 22     DOI: http://dx.doi.org/10.4166/kjg.2012.60.2.79