This is a non-competitive, brand-name solicitation for an Evident Scientific VS200 Automated Slide Scanner to ensure methodological continuity for multi-year Alzheimer's research at the National Institutes of Health. The scanner is required for ongoing longitudinal studies at the Center for Alzheimer's Disease and Related Dementias, where existing data and analysis pipelines are specific to this system. Performance of services will be at the National Institutes of Health, with the contractor located in Waltham, Massachusetts. No specific budget amount or submission timeline is mentioned in the description. The acquisition is a Firm-Fixed-Price Purchase Order not expected to exceed the simplified acquisition threshold.