Retrospective Cohort Study
Copyright ©The Author(s) 2017.
World J Gastroenterol. Jan 28, 2017; 23(4): 622-628
Published online Jan 28, 2017. doi: 10.3748/wjg.v23.i4.622
Figure 2
Figure 2 Brown stone stuck tightly to stent was removed by stone retrieval basket (A and B).