1. From the Departments of Pharmacology (DW.W., A.L.G.) and Medicine (R.R.D., A.L.G.), Vanderbilt University, Nashville, Tenn; Molecular Cardiology Laboratory (L.C., R.I., M.P., C.F., P.J.S.,), IRCCS Policlinico S. Matteo, Pavia, Italy; Department of Cardiology (L.C., P.J.S.), University of Pavia and IRCCS Policlinico S. Matteo, Pavia, Italy; Institute of Forensic Medicine (M.A., A.V., T.R.), University of Oslo, Oslo, Norway.