Lee, Yun Nah; Moon, Jong Ho; Choi, Hyun Jong; Choi, Moon Han; Lee, Tae Hoon; Cha, Sang-Woo; Cho, Young Deok; Choi, Seo-Youn; Lee, Hae Kyung; Park, Sang-Heum
ArticleIssue Date2016CitationGastrointestinal Endoscopy, v.83, no.2, pp 404 - 412PublisherMosby Inc.