Narrow band imaging helps identify the ectopic opening of the common bile duct during endoscopic retrograde cholangiopancreatography
Wenbo Meng, Ping Yue, Bing Bai, Wence Zhou, Xun Li
(Turk J Gastroenterol 2017; 28: 69-70) DOI: 10.5152/tjg.2016.0582