1. From Neuroprotection Research Laboratories (H.T., S.H.-Y.C., G.H., R.O., M.R.I., J.M., E.R.-B., K.H., C.X., M.M.N., X.W., K.A., E.H.L., J.L.), Departments of Radiology and Neurology, Massachusetts General Hospital and Harvard Medical School, Charlestown; Departments of Neurology (S.H.-Y.C., J.W.L.) and Radiology (L.H.), Brigham and Women's Hospital, Boston; Department of Pediatrics, Pediatric Critical Care Medicine (J.L.), Department of Radiology (E.H.L.), and Department of Neurology (M.M.N., E.H.L....