Fig. 1From: The role of C957T, TaqI and Ser311Cys polymorphisms of the DRD2 gene in schizophrenia: systematic review and meta-analysis a Flow-chart design to show the inclusion of studies in this meta-analysis. b Forest plots of the allelic model for TaqI. c Forest plots of the dominant model for TaqI. d Begg’s funnel plot analysis of publication bias in the allelic model for TaqIBack to article page