Kang, Hyun Seok; Um, Soon Ho; Seo, Yeon Seok; An, Hyonggin; Lee, Kwang Gyun; Hyun, Jong Jin; Kim, Eun Sun; Park, Sung Chul; Keum, Bora; Kim, Ji Hoon, et al.
ArticleIssue Date2011CitationJournal of Gastroenterology and Hepatology, v.26, no.2, pp 292 - 299PublisherBlackwell Publishing Inc.