Duck Jong Han* and David ER Sutherland†
*Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea, †Department of Surgery, University of Minnesota, Minneapolis, MN, USA
Duck Jong Han
© 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.