Kim, Key Hyeon; Kim, Ji Hoon; Chung, Hwan Hoon; Jong, Eun Suck; Lee, Beom Jae; Seo, Yeon Seok; Yim, Hyung Joon; Yeon, Jong Eun; Park, Jong-Jae; Kim, Jae Seon, et al.
ArticleIssue Date2011CitationGASTROINTESTINAL ENDOSCOPY, v.74, no.3, pp.703 - 707PublisherMOSBY-ELSEVIER