Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastrointest Endosc. Jun 16, 2013; 5(6): 288-292
Published online Jun 16, 2013. doi: 10.4253/wjge.v5.i6.288
Figure 1
Figure 1 Diagram of the study population. CBD: Common bile duct; ERCP: Endoscopic retrograde cholangio-pancreatography.