https://doi.org/10.1093/oxfordjournals.aje.a009106. Article CAS PubMed Google Scholar Tyas SL, Manfreda J, Strain LA, Montgomery PR. Risk factors for Alzheimer’s disease: a population-based, longitudinal study in Manitoba, Canada. Int J Epidemiol. 2001;30(3):590–7. https://doi.org...