Okamura K, Sasaki N, Kikuchi T, Murata A, Lee I, Yamada H, Inokuma H
Lee IS, Cho YK
Kwak DS, Lee OY, Lee KN, Jun DW, Lee HL, Yoon BC, Choi HS
Lee BH, Kim N, Nam RH, Lee JY, Lee HS, Lee CH, Park JH, Lee DH
Shim KN, Song EM, Jeen YT, Kim JO, Jeon SR, Chang DK, Song HJ, Lim YJ, Kim JS, Ye BD, Park CH, Jeon SW, Cheon JH, Lee KJ, Kim JH, Jang BI, Moon JS, Chun HJ, Choi MG, The Korean Gut Image Study Group