An Ho-Jung, Lee Hae-Yon, Kim Byung-Wook, Park Sun-Mee, Ji Jeong-Seon, Lee Bo-In, Choi Hwang, Chae Hiun-Suk, Choi Kyu-Yong, Chung In-Sik
Department of Internal Medicine, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Gastrointest Endosc. 2010 Jan;71(1):205-7. doi: 10.1016/j.gie.2009.06.008. Epub 2009 Jul 28.