[1] Department of Neuroscience,
[2] Clinical Neurology,undefined
[3] University of Pisa,undefined
[4] Via Roma,undefined
[5] 67,undefined
[6] 56 126 Pisa,undefined
[7] Italy,undefined
[8] Fax.: +39-0 50/55 48 08,undefined
[9] E-Mail: dewine@katamail.com,undefined
[10] Cardio-Thoracic Department,undefined
[11] University of Pisa,undefined
[12] Italy,undefined
[13] Institute of Neurosciences,undefined
[14] University of Siena,undefined
[15] Italy,undefined