[1] Tel Aviv Sourasky Med Ctr, Dept Neurol, EEG & Epilepsy Unit, Tel Aviv, Israel
[2] Tel Aviv Med Ctr & Sch Med, Dept Neurosurg, Tel Aviv, Israel
[3] Tel Aviv Sourasky Med Ctr, Dept Pediat, Neuropediat Unit, Tel Aviv, Israel
[4] Univ Calif Los Angeles, Div Neurosurg, Los Angeles, CA 90024 USA