Retrospective Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Mar 28, 2016; 22(12): 3412-3417
Published online Mar 28, 2016. doi: 10.3748/wjg.v22.i12.3412
Figure 1
Figure 1 Survival curve. Mortality did not differ significantly between the groups.