Choi, Dongho; Lee, Hyo Won; Hur, Kyung Yul; Kim, Jae Loon; Park, Gyeong-Sin; Jang, Si-Hyong; Song, Young Soo; Lang, Ki-Seok; Paik, Seung Sam
ArticleIssue Date2009CitationWORLD JOURNAL OF GASTROENTEROLOGY, v.15, no.18, pp.2258 - 2264PublisherBAISHIDENG PUBLISHING GROUP INC