Park, Sung Chul; Chun, Hoon Jai; Kim, Eun Sun; Keum, Bora; Seo, Yeon Seok; Kim, Yong Sik; Jeen, Yoon Tae; Lee, Hong Sik; Um, Soon Ho; Kim, Chang Duck, et al.
ArticleIssue Date2012CitationWORLD JOURNAL OF GASTROENTEROLOGY, v.18, no.31, pp 4169 - 4174PublisherBAISHIDENG PUBLISHING GROUP INC