Meta-Analysis
Copyright ©The Author(s) 2015.
World J Gastroenterol. Dec 21, 2015; 21(47): 13374-13385
Published online Dec 21, 2015. doi: 10.3748/wjg.v21.i47.13374
Figure 1
Figure 1 PRISMA’s studies selection fluxogram. 1The reasons for exclusions are displayed on Supplementary Table 1. RCT: Randomized clinical trials.