Prospective Study
Copyright ©The Author(s) 2016.
World J Gastrointest Endosc. Oct 16, 2016; 8(18): 663-668
Published online Oct 16, 2016. doi: 10.4253/wjge.v8.i18.663
Figure 1
Figure 1 Flow chart of patients in this study. EST: Endoscopic sphincterotomy; EBS: Endoscopic balloon sphincteroplasty.