1. Department of Neuroradiology; Soroka University Medical Center, Ben-Gurion University of the Negev; Beer-Sheva Israel
2. Institute of Neurophysiology, Charité Universitätsmedizin Berlin; Berlin Germany
3. Department of Vascular Surgery; Soroka University Medical Center, Ben-Gurion University of the Negev; Beer-Sheva Israel
4. Department of Neurology; Soroka University Medical Center, Ben-Gurion University of the Negev; Beer-Sheva Israel
5. Department of Physiology; Zlotowski Center for Neuroscience, Faculty of Health Sciences, Ben-Gurion University of the Negev; Beer-Sheva Israel