1 Department of Neurology and Neurosurgery, Escola Paulista de Medicina, Federal University of São Paulo, São Paulo, Brazil.
2 Department of Pediatrics, Titular Professor University of Antioquia, Medellín, Colombia.
3 Department of Neurology and Neurosurgery, Escola Paulista de Medicina, Federal University of São Paulo, São Paulo, Brazil. Electronic address: esper.abrao.cavalheiro@gmail.com.