1. From the Department of Neurology, Massachusetts General Hospital, Harvard Medical School, Boston, Mass (S.C.C., G.N., J.D.K., D.N.K., S.P.F.); The Neurorecovery Program, Massachusetts General Hospital and Spaulding Rehabilitation Hospital, Harvard Medical School, Boston, Mass (S.C.C., G.N., J.D.K., S.A.F.); The Clinical Investigator Training Program, Harvard-MIT Division of Health Sciences and Technology and Beth Israel-Deaconess Medical Center in collaboration with Pfizer Inc. (S.C.C.); The MGH-NMR...