Laurin D, Verreault H, Lindsay J, et al Physical activity and risk of cognitive impairment and dementia in elderly persons. Arch Neurol 58; 498-504: 2001.
Abbott RD, White LR, Ross GW, et al. Walking and dementia in physically capable elderly men. JAMA 292; 1447-1453: 2004.
Heyn P, Abreu BC, Ottenbacker KJ. The effects of exercise training on elderly persons with cognitive impairment and dementia: a meta-analysis. Arch Phys Med Rehabil 85; 1694-1704: 2004.