%0 Journal Article %T Clinical Characteristics and Incidence of Perianal Diseases in Patients With Ulcerative Colitis %A Do Sun Kim %A Doo Han Lee %A Eun Jung Lee %A Hyung Joong Jung %A Jae Bum Lee %A Kee Ho Song %A Seong Dae Lee %A Yong Sung Choi %J Archive of "Annals of Coloproctology". %D 2018 %R 10.3393/ac.2017.06.08 %K Perianal disease %K Ulcerative colitis %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6046543/