1. From the Department of Neurology, University of Pittsburgh Medical Center, PA (S.R., A.A., C.S., A.J., T.G.J.); Marcus Stroke and Neuroscience Center, Grady Memorial Hospital, Atlanta, GA (C.-H.S., R.N., M.F.); Wellstar Neurosurgery, Atlanta, GA (R.G.); and Stanford Stroke Center, Stanford University Medical Center, CA (J.T.P.L., M.M., M.L., G.A.).