1. Neurology Department at Hospital Samaritano, São Paulo, SP, Brazil
2. Neurology Department at Clinic Hospital of Medicine School, University of São Paulo (HCFMUSP), São Paulo, SP, Brazil
3. University of São Paulo Medical School, Division of Neurology of the Medicine School, Rua Itacolomi 333/83, São Paulo, SP, Brazil
4. Infectology Department at Hospital Samaritano, São Paulo, SP, Brazil