Nark-Soon Park, Jae Hyun Choi, Dong Hun Lee, Young Jin Kim, Eun Sun Kim, Sung Woo Jung, Ja Seol Koo, Hong Sik Lee, and Sang Woo Lee
Department of Internal Medicine and Digestive Disease and Nutrition, Korea University College of Medicine, Seoul, Korea
Jae Hyun Choi
© 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.