1. From the Departments of Neurology (J.N., R.B., K.P., A.T., G.R., E.A.) and Radiology (R.E., V.H.), Rabin Medical Center (T.S.), Petach Tikva; Faculty of Medicine (J.N., R.B., R.E., V.H., G.R., E.A.), Tel Aviv University, Israel; Department of Medicine (A.L.), Hematology Service, Memorial Sloan Kettering Cancer Center, New York City, NY; Departments of Neurology (S.B.) and Community Medicine and Epidemiology (W.S.), Lady Davis Carmel Medical Center, Haifa; and Ruth and Bruce Rappaport Faculty of...