Retrospective Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Sep 7, 2014; 20(33): 11826-11834
Published online Sep 7, 2014. doi: 10.3748/wjg.v20.i33.11826
Figure 1
Figure 1 Flowchart showing patient selection in this study. SEMS: Self-expanding metal stents.