Chung, Yong Woo; Han, Dong Soo; Park, Kwang Hyuk; Kim, Kyoung Oh; Park, Cheol Hee; Hahn, Taeho; Yoo, Kyo-Sang; Park, Sang Hoon; Kim, Jong Hyeok; Park, Choong Kee
ArticleIssue Date2009CitationJournal of Clinical Gastroenterology, v.43, no.5, pp 448 - 452PublisherLippincott Williams & Wilkins Ltd.