1 1st Department of Neurology, Aeginition Hospital, National and Kapodistrian University of Athens, Medical School, 72 Vas. Sofias Ave, 11528, Athens, Greece.
2 1st Department of Neurology, Aeginition Hospital, National and Kapodistrian University of Athens, Medical School, 72 Vas. Sofias Ave, 11528, Athens, Greece. vassilis.kon@hotmail.com.
3 2nd Department of Radiology, National and Kapodistrian University of Athens, Medical School, Athens, Greece.