Jung M E, Cho G M, Byun S W, Do K R, Kim H K, Cho Y S, Chae H S, Shin O R, Kim S S
Department of Internal Medicine, Uijongbu St Mary Hospital, The Catholic University of Korea, Uijongbu, Korea.
Endoscopy. 2010;42 Suppl 2:E114-5. doi: 10.1055/s-0029-1243981. Epub 2010 Mar 19.