1. From the Department of Medical Sciences, Surgery and Neurosciences, University of Siena, Siena, Italy (P.E.L., P.L.C., M.R.B., G.M, M.A., M.N., M.G., F.L.-P.); VA New York Harbor Healthcare System and Department of Medicine, Cell Biology and Pharmacology, SUNY Downstate Medical Center, NY (Y.Y., U.S, F.F., N.E.-S., M.B.); Cardiology Intensive Therapy Unit, Department of Internal Medicine, Hospital of Carrara, Carrara, Italy (I.B.); Stroke Unit, University Hospital of Siena, Siena, Italy (M.A.); and...