Jun-Won Chung*, Gin Hyug Lee*, Hwoon-Yong Jung*, Kee Don Choi*, Ho June Song*, Kwi-Sook Choi*, Hyung Chul Oh*, Kee Wook Jung*, Jae Won Choe†, Jeong Won Kim‡, Eunsil Yu‡, and Jin-Ho Kim*
Departments of *Internal Medicine, †Health Medicine and ‡Pathology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
Gin Hyug Lee
© 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.