[1] Azienda Osped Univ Senese, Santa Maria Scotte Gen Hosp, Dept Emergency Urgency & Transplants, Stroke Unit, Siena, Italy
[2] Univ Siena, Dept Med Sci Surg & Neurosci, Siena, Italy
[3] Marche Polytech Univ, Dept Expt & Clin Med, Neurol Clin, Ancona, Italy
[4] Hosp Valle De Hebron, Dept Neurol, Stroke Unit, Barcelona, Spain
[5] Policlin S Maria Scotte, UOC Stroke Unit, Viale Bracci n1, I-53100 Siena, Italy