Cheon Y K, Moon J H, Choi H J, Lee J E, Lee Y N, Cho Y D, Lee T H, Park S H, Kim S J
Digestive Disease Center, Department of Internal Medicine, Soon Chun Hyang University School of Medicine, Bucheon and Seoul, Korea.
Endoscopy. 2011;43 Suppl 2 UCTN:E390-1. doi: 10.1055/s-0030-1256933. Epub 2012 Jan 24.