1 Department of Neurology, Centro Hospitalar de Lisboa Central, Hospital de Santo António dos Capuchos, Alameda Santo António dos Capuchos, 1169-050 Lisbon, Portugal. Electronic address: [email protected].
2 Department of Neuroradiology, Centro Hospitalar de Lisboa Central, Rua José António Serrano, 1150-199 Lisbon, Portugal.
3 Department of Neurology, Centro Hospitalar de Lisboa Central, Hospital de Santo António dos Capuchos, Alameda Santo António dos Capuchos, 1169-050 Lisbon, Portugal.
4 Department of Psychiatry, Centro Hospitalar Psiquiátrico de Lisboa, Clínica 5, Av. do Brasil, 1749-002 Lisbon, Portugal.