Park HS, Han DS
Kim YJ, Kim HS, Park SY, Park SW, Choi YD, Park CH, Choi SK, Rew JS
Camilleri
Song HJ, Moon JS, Jeon SR, Kim JO, Kim J, Cheung DY, Choi MG, Lim YJ, Shim KN, Ye BD, Cheon JH, Park CH, Kim HS, Kim JH, Chang DK, Do JH, Kim KO, Jang BI, Shin SJ, The Korean Gut Image Study Group