1. From the Departments of Neurosciences (E.L.-C., L.D., M.J., M.H., M.M., S.R., A.S., A.D.) and Biochemistry (A.G., J.B.) and the Magnetic Resonance Unit (A.M.), Hospital Universitari Germans Trias I Pujol, Universitat Autònoma de Barcelona, Badalona, Barcelona, Spain; the Primary Healthcare Research Support Unit Metropolitana Nord, ICS-IDIAP Jordi Gol, Mataró, Barcelona, Spain (M.T.A.); and the Stroke Unit, Department of Neurology, Hospital Clínico Universitario, Valladolid, Spain (J.F.A.).