1. From the Department of Neurology (W.-S.R., S.-W.J., H.-R.K., J.E.P., D.-E.K.), Dongguk University Ilsan Hospital; National Priority Research Center for Stroke (W.-S.R., J.C., D.-E.K.), Goyang, South Korea; Departments of Neuroradiology and Imaging Physics (D.S.), University of Texas MD Anderson Cancer Center, Houston; Department of Neurology (B.J.K., M.-K.H., H.-J.B.), Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam; Department of Neurology (J.-T.K...