Meta-Analysis
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Dec 28, 2013; 19(48): 9461-9471
Published online Dec 28, 2013. doi: 10.3748/wjg.v19.i48.9461
Figure 4
Figure 4 Funnel plots analysis to detect publication bias. Each point represents an independent study for the indicated association.