Lim, Yun Jeong; Lee, Oh Young; Jeen, Yoon Tae; Lim, Chi Yeon; Cheung, Dae Young; Cheon, Jae Hee; Ye, Byong Duk; Song, Hyun Joo; Kim, Jin Su; Do, Jae Hyuk, et al.
ArticleIssue Date2015CitationCLINICAL ENDOSCOPY, v.48, no.5, pp.399 - 404PublisherKOREAN SOC GASTROINTESTINAL ENDOSCOPY