[1] Tel Aviv Univ, Tel Aviv Sourasky Med Ctr, Imaging Div, IL-64239 Tel Aviv, Israel
[2] Hebrew Univ Jerusalem, Sch Engn & Comp Sci, Jerusalem, Israel
[3] Tel Aviv Univ, Tel Aviv Sourasky Med Ctr, Dept Pediat Neurosurg, IL-64239 Tel Aviv, Israel
[4] Tel Aviv Univ, Tel Aviv Sourasky Med Ctr, Gilbert Int Neurofibromatosis Ctr, IL-64239 Tel Aviv, Israel
[5] Tel Aviv Univ, Sackler Fac Med, IL-69978 Tel Aviv, Israel
[6] Tel Aviv Univ, Tel Aviv Sourasky Med Ctr, Funct Brain Ctr, IL-64239 Tel Aviv, Israel