Lee, Suck-Ho; Chung, Il-Kwun; Kim, Sun-Joo; Kim, Jin-Oh; Ko, Bong-Min; Hwangbo, Young; Kim, Won Ho; Park, Dong Hun; Lee, Sang Kil; Park, Cheol Hee, et al.
ArticleIssue Date2008CitationGASTROINTESTINAL ENDOSCOPY, v.67, no.4, pp.683 - 689PublisherMOSBY-ELSEVIER