The Korean Society of Gastroenterology
The Korean Society of Gastrointestinal Endoscopy
Korean Association for the Study of the Liver
The Korean Society of Neurogastroenterology and Motility
Korean Pancreatobiliary Association
Korean College of Helicobacter and Upper Gastrointestinal Research
Korean Association for the Study of Intestinal Diseases
Korean Society of Gastrointestinal Cancer