Yoo, In Kyung; Lee, Hong Sik; Kim, Chang Duk; Chun, Hoon Jai; Jeen, Yoon Tae; Keum, Bora; Kim, Eun Sun; Choi, Hyuk Soon; Lee, Jae Min; Kim, Seung Han, et al.
ArticleIssue Date2015CitationWORLD JOURNAL OF GASTROENTEROLOGY, v.21, no.3, pp.1020 - 1023PublisherBAISHIDENG PUBLISHING GROUP INC