Retrospective Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Feb 21, 2015; 21(7): 2096-2101
Published online Feb 21, 2015. doi: 10.3748/wjg.v21.i7.2096
Figure 1
Figure 1 Kaplan-Meier curves of overall survival and progression free survival. OS: Overall survival; PFS: Progression-free survival.