Bok, Gene Hyun; Jeon, Seong Ran; Cho, Joo Young; Cho, Jun-Hyung; Lee, Woong Cheul; Jin, So Young; Choi, In Ho; Kim, Hyun Gun; Lee, Tae Hee; Park, Eui Ju
ArticleIssue Date2013CitationGastrointestinal Endoscopy, v.77, no.6, pp 899 - 908PublisherMosby Inc.