Meta-Analysis
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Oct 28, 2014; 20(40): 14986-14991
Published online Oct 28, 2014. doi: 10.3748/wjg.v20.i40.14986
Figure 2
Figure 2 Meta-analysis of overall survival. NRCT: High-quality non-randomized comparative trial; RCT: Randomized controlled trial.