Jung-Wan Yoo*, Dae Ho Lee*, Ho June Song†, Jin-Hee Ahn*, Sang-We Kim*, Cheolwon Suh*, and Jung Shin Lee*
Departments of *Oncology and †Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
Dae Ho 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.