Fig. 1
From: Herpesvirus infections and Alzheimer’s disease: a Mendelian randomization study
A flow diagram of the process in this Mendelian randomization analysis. AD, Alzheimer disease; ADGC, Alzheimer Disease Genetics Consortium; CHARGE, Cohorts for Heart and Aging Research in Genomic Epidemiology Consortium; EADI, The European Alzheimer’s Disease Initiative; GERAD/PERADES, Genetic and Environmental Risk in AD/Defining Genetic, Polygenic and Environmental Risk for Alzheimer’s Disease Consortium; GWAS, genome-wide association studies; N, number; SNP, single nucleotide polymorphism