Park, Chan Hyuk; Chul, Jun Park; Kim, Eun Hye; Chung, Hyunsoo; An, Ji Yeong; Kim, Hyoung-Il; Shin, Sung Kwan; Lee, Sang Kil; Cheong, Jae-Ho; Hyung, Woo Jin, et al.
ArticleIssue Date2015CitationGASTROINTESTINAL ENDOSCOPY, v.81, no.2, pp.321 - 332PublisherMOSBY-ELSEVIER