Early stroke case-fatality rates in three hospital registries in the Northeast and Southeast of Brazil - Fernandes, Tiótrefis G.; Goulart, Alessandra Carvalho; Campos, Tania F.; Lucena, Neide M. G.; Freitas, Karen L. A.; Trevisan, Cláudia M.; Benseñor, Isabela M.; Lotufo, Paulo A. (Arquivos de neuro-psiquiatria, 2012)