Fig. 2From: Association between Osteoprotegerin rs2073618 polymorphism and peri-implantitis susceptibility: a meta-analysisForest figure for peri-implantitis and OPG rs2073618 polymorphism in different gene models. a Recessive model; b Homozygote model; c Allele model; d Dominant model;e Heterozygote modelBack to article page