Meta-Analysis
Copyright ©2013 Baishideng Publishing Group Co.
World J Meta-Anal. Nov 26, 2013; 1(3): 130-137
Published online Nov 26, 2013. doi: 10.13105/wjma.v1.i3.130
Figure 3
Figure 3 Publication bias detected by the Begg’s funnel plot (A) and Egger’s regression asymmetry test (B).