1. Alzheimer’s Association. Alzheimer’s disease facts and figures. Alzheimers Dement. 2014;2014:e47–92.
2. Prince M, Jackson J. World Alzheimer Report 2009. London: Alzheimer’s Disease International; 2009 [http://www.alz.co.uk/research/files/WorldAlzheimerReport.pdf]
3. Department of Economic and Social Affairs. World Population Aging 2007. New York: United Nations; 2007 [http://www.un.org/en/development/desa/population/publications/pdf/ageing/WorldPopulationAgeingReport2007.pdf]
4. Kalaria RN, Maestre GE, Arizaga R, Friedland RP, Galasko D, Hall K, et al. Alzheimer’s disease and vascular dementia in developing countries: prevalence, management, and risk factors. Lancet Neurol. 2008;7:812–26.
5. Association A’s. Alzheimer’s disease facts and figures. Alzheimers Dement. 2010;2010:158–94.