Garcia, C., Costa, C., Guerreiro, M., Leitão, O., de Mendonça, A. and Umbelino, J. 1994. An estimate of the prevalence of dementia and Alzheimer’s disease in Portugal. Acta Médica Portuguesa. 7, 9 (Sep. 1994), 487–91. DOI:https://doi.org/10.20344/amp.2960.