photos of authors (IMAGE) Korea University College of Medicine Caption (From Left) Prof. Seogsong Jeong of Korea University College of Medicine, co-corresponding author Sang Min Park of Department of Family Medicine, SNU Hospital, and professor Won Kim of Division of Gastroenterology and Hepatology, SMG-SNU Boramae Medical Center Credit Korea University Medicine Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.