Department of Neurology, Pedro Ernesto University Hospital, the University of the State of Rio de Janeiro, Rio de Janeiro, RJ, Brazil

Felipe R. Schmidt

Department of Epidemiology, Institute of Social Medicine Hésio Cordeiro, the University of the State of Rio de Janeiro, Rio de Janeiro, RJ, Brazil

Evandro S. F. Coutinho

Laboratory for Clinical Research in Neuroinfections (Lapclin-Neuro), National Institute of Infectious Diseases (INI), FIOCRUZ, Rio de Janeiro, RJ, Brazil

Marco A. Lima, Marcus T. T. Silva, Ana C. C. B. Leite & Abelardo Q. C. Araujo

Department of Neurology and Psychiatry, Paulista State University (UNESP), Botucatu, SP, Brazil

Igor O. Fonseca

Postgraduate Program in Neurology and Neurosciences, Fluminense Federal University (UFF), Niteroi, RJ, Brazil

Abelardo Q. C. Araujo