Baek, Se Jin; Kim, Chang Hee; Cho, Min Soo; Bae, Sung Uk; Hur, Hyuk; Min, Byung Soh; Baik, Seung Hyuk; Lee, Kang Young; Kim, Nam Kyu
ArticleIssue Date2015CitationSURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES, v.29, no.6, pp 1419 - 1424PublisherSPRINGER