Meta-Analysis
Copyright ©The Author(s) 2017.
World J Gastroenterol. Feb 21, 2017; 23(7): 1310-1318
Published online Feb 21, 2017. doi: 10.3748/wjg.v23.i7.1310
Figure 2
Figure 2 Forest plots of the hazard ratios for overall survival. OS: Overall survival; IV: Inverse variance; df: Degrees of freedom.