The 18.4 Data Release includes human and model studies. A new annotation key ?chromosome? was added to the Portal annotation schema. This key will allow users to query for files associated with a particular chromosome, e.g. VCFs or imputed genotype dosages. For details, view the [release notes](https://news.adknowledgeportal.org/data-release-18-4/). @AMPADDataReleaseUpdates