Galbraith 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.
Ma et al. Diagnostic Pathology 2014 9:74 doi:10.1186/1746-1596-9-74