Figure 3From: Association between Tumor necrosis factor-alpha gene polymorphisms and prostate cancer risk: a meta-analysisGalbraith plots of TNF-α-308G/A polymorphism and prostate cancer risk in different contrast models. a The studies of OH et al., Sáenz-López et al. were outliers in dominant models AA + AG vs. GG. b OH et al. was outlier in additive model AG vs. GG.Back to article page