Lee, Yun Nah; Moon, Jong Ho; Kim, Hee Kyung; Choi, Hyun Jong; Choi, Moon Han; Kim, Dong Choon; Lee, Tae Hoon; Cha, Sang-Woo; Cho, Young Deok; Park, Sang-Heum
ArticleIssue Date2014CitationEndoscopy, v.46, no.12, pp 1056 - 1062PublisherGeorg Thieme Verlag