Meta-Analysis
Copyright ©2014 Baishideng Publishing Group Co.
World J Gastroenterol. Jan 21, 2014; 20(3): 843-851
Published online Jan 21, 2014. doi: 10.3748/wjg.v20.i3.843
Figure 1
Figure 1 Flowchart diagram of the systematic review. RCT: Randomized controlled trials