Mill Etienne1, Jack W Tsao1. 1. Department of Neurology (M.E.), New York Medical College, Valhalla, NY; National Center for Bioethics and Research in Health Care at Tuskegee University (M.E.), AL; Department of Neurology (J.W.T.), University of Tennessee Health Science Center, Memphis, TN; Department of Neurology (J.W.T.), Memphis Veterans Affairs Medical Center, TN; and Children's Foundation Research Center (J.W.T.), Le Bonheur Children's Hospital, Memphis, TN.