Bang, Chang Seok; Park, Jae Myung; Baik, Gwang Ho; Park, Jong Jae; Joo, Moon Kyung; Jang, Jae Young; Jeon, Seong Woo; Choi, Suck Chei; Sung, Jae Kyu; Cho, Kwang Bum
ArticleIssue Date2017CitationCLINICAL ENDOSCOPY, v.50, no.6, pp.569 - 577PublisherKOREAN SOC GASTROINTESTINAL ENDOSCOPY