Research Studies Study Tracker Dementia, aluminum, and fluoride. Dementia, aluminum, and fluoride. July 11, 2021 | The Lancet | Forbes WF, Hayward LM, Agwani N. | 338(8782-8783):1592-3. Dementia Aluminum Brain Chemical Co-Exposures Cognitive Function Susceptible Populations Letter Other Abstract Letter to the Editor No abstract available. *See https://doi.org/10.1016/0140-6736(91)92411-T