GWAS to identify putative genetic loci related to the risk of late-onset Alzheimer disease (LOAD). The National Institute on Aging Genetics Initiative for Late-Onset Alzheimer's Disease. This dataset is a subset of NG00020 and was analyzed in the discovery stage of the ADGC Naj et al. meta-analysis from 2011. It is one of the ten cohorts assembled by ADGC to identify genetic variants in LOAD.