[1] Department of Neurology,
[2] Hacettepe University Hospitals,undefined
[3] Ankara,undefined
[4] Turkey e-mail: myemisci@hotmail.com,undefined
[5] myemisci@ada.net.tr Tel.: +90-312-3051806; Fax: +90-312-4402178,undefined
[6] Basintepe Alper Sokak No. 10/9,undefined
[7] Cankaya/Ankara,undefined
[8] Turkey,undefined