Myong Ki Baeg, Sang-Woo Kim, Sun-Hye Ko, Yoon Bum Lee, Seawon Hwang, Bong-Woo Lee, Hye Jin Choi, Jae Myung Park, In-Seok Lee, Yong-Seog Oh, Myung-Gyu Choi
Clin Endosc.2016;49(2):176-181. Published online 2016 February 11
DOI:
http://dx.doi.org/10.5946/ce.2015.023