1. From the Stroke Programme (S.A.), Catalan Agency for Health Information, Assessment and Quality (CAHIAQ), Barcelona; CIBER Epidemiología y Salud Pública (CIBERESP); (S.A., A.R., G.P.-M., M.G.); Cardiovascular Epidemiology Unit (A.R., G.P.-M.), Hospital Vall d'Hebron, Barcelona; Stroke Programme (R.T., M.G.), Department of Health, Autonomous Government of Catalonia.