1. Hospital de Clínicas de Porto Alegre, Porto Alegre, Brazil
2. Hospital Moinhos de Vento, Porto Alegre, Brazil
3. Hospital das Clínicas de Ribeirão Preto, Ribeirão Preto, Brazil
4. General Coordination of Urgency and Emergency, Ministry of Health 2007–2009, Brasília, Brazil
5. D'Or Institute for Research and Education (IDOR), Rio de Janeiro, Brazil
6. Stroke Service, Federal University of Bahia, Salvador, Brazil
7. Hospital de Base do Distrito Federal, Brasília, Brazil
8. Joinville Stroke Register-Univille, Joinville, Brazil