Ji Hoon Kim*, Young Kul Jung*, Eun Seok Jeong*, Yeon Seok Seo*, Hyung Joon Yim*, Jong Eun Yeon*, Jae Jeong Shim†, Kwan Soo Byun*, and Chang Hong Lee‡
Divisions of *Gastroenterology, †Pulmonology, Department of Internal Medicine, Korea University College of Medicine, ‡Division of Gastroenterology, Department of Internal Medicine, Konkuk University College of Medicine, Seoul, Korea
Chang Hong 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.