1. Stroke Unit, Neurology Department, Azienda Ospedaliera Sant'Anna Hospital, Via Ravona 1, 22020 San Fermo della Battaglia, Como, Italy
2. Institute of Experimental Neurology (INSPE) and Stroke Unit, San Raffaele Scientific Institute, 20132 Milano, Italy
3. Stroke Unit, Neurology Department, Azienda Ospedaliera di Desio e Vimercate, 20871 Vimercate, Italy
4. Stroke Unit, Neurology Department, Azienda Ospedaliera Niguarda Cà Granda, 20162 Milan, Italy
5. Stroke Unit, Neurology Department, Azienda Ospedaliera A. Manzoni, 23900 Lecco, Italy
6. Stroke Unit, Neurology Department, Azienda Ospedaliera Ospedale San Carlo Borromeo, 20153 Milan, Italy
7. Stroke Unit, Neurology Department, Azienda Ospedaliera San Gerardo, 20900 Monza, Italy
8. Neurology Department, Azienda Ospedaliera di Lodi, 26900 Lodi, Italy
9. Neurology Department, Azienda Ospedaliera di Busto Arsizio, 21052 Varese, Italy
10. Neurology Department, Ospedale di Circolo e Fondazione Macchi, 21100 Varese, Italy