1 From the Department of Neurology (W.W.A.), University of Pennsylvania, Philadelphia; Department of Neurology (K.A.F.), University of California, Los Angeles; and Section of Pediatric Neurology and Developmental Neuroscience (A.M.L.-W.), Department of Pediatrics, Baylor College of Medicine, Houston, TX. [email protected].
2 From the Department of Neurology (W.W.A.), University of Pennsylvania, Philadelphia; Department of Neurology (K.A.F.), University of California, Los Angeles; and Section of Pediatric Neurology and Developmental Neuroscience (A.M.L.-W.), Department of Pediatrics, Baylor College of Medicine, Houston, TX.