[1] Univ Fed Fluminense, Neurol Serv, HUAP, Niteroi, RJ, Brazil
[2] CSF, Neurolife Lab, Rio De Janeiro, Brazil
[3] UFRG, HUCFF, CSF Lab, Clin Pathol Serv, Rio De Janeiro, Brazil
[4] UFRJ, CCS, Inst Microbiol, Rio De Janeiro, Brazil
[5] Univ Fed Estado Rio de Janeiro, Neurol Serv, HUGG, UNIRIO, Rio De Janeiro, Brazil