| Michael T Froehler | From the National Institute of Neurological Disorders and Stroke (H.C.), National Institutes of Health Department of Neurology (J.M.), University of Maryland Medical Center Department of Neurology (A.B.S.), Georgetown University Hospital Department of Neurosurgery (I.P.S.), Georgetown University School of Medicine and Department of Neurology (M.T.F.), Vanderbilt University Medical Center. |