1. From UCLA Stroke Center, Los Angeles, CA (D.S.L.); University of Cincinnati, Cincinnati, OH (T.A.T., J.C., P.K., J.P.B.); Medical University of South Carolina, Charleston, SC (L.D.F., S.D.Y., Y.Y.P.); Departments of Clinical Neurosciences and Radiology, Hotchkiss Brain Institute, University of Calgary, Calgary, Alberta, Canada (A.M.D., M.G., B.K.M.); UPMC Stroke Institute, Pittsburgh, PA (T.G.J.); Department of Neuroradiology, University of Dresden, Dresden, Germany (R.v.K.); University of...