1. From the Department of Neurology (H.T.G., J.F., M.F., N.J.), and Department of Pediatrics (M.F.), NYU Grossman School of Medicine, New York; Department of Neurology (L.L.T.), Washington University in St. Louis School of Medicine, MO; Department of Pediatrics and Neurology (D.J.D.), Children's Hospital of Philadelphia, PA; Department of Pediatrics and Neurology (K.L.P.), University of Colorado School of Medicine, Aurora; and Department of Neurology (A.M.K.), Miller School of Medicine, University of...