Engstad T, Engstad TT, Viitanen M, Ellekjær H. Epidemiology of stroke in the elderly in the Nordic countries. Incidence, survival, prevalence and risk factors. Nor J Epidemiol [Internet]. 2012Nov.29 [cited 2024Apr.16];22(2). Available from: https://www.ntnu.no/ojs/index.php/norepid/article/view/1557