Kyeong Soo Lee*, Chang Nyol Paik*, Woo Chul Chung*, Kang Moon Lee*, Sung Hoon Jung*, Jae Wuk Kawk*, Ji Han Jung†, and Jun Hyun Baik‡
Departments of *Internal Medicine, †Pathology, and ‡Radiology, St. Vincent's Hospital, The Catholic University of Korea College of Medicine, Suwon, Korea
Woo Chul Chung
© The Korean Society of Gastroenterology, the Korean Society of Gastrointestinal Endoscopy, the Korean Society of Neurogastroenterology and Motility, Korean College of Helicobacter and Upper Gastrointestinal Research, Korean Association the Study of Intestinal Diseases, the Korean Association for the Study of the Liver, Korean Pancreatobiliary Association, and Korean Society of Gastrointestinal Cancer. All rights reserved.