1. From the Cardiology Unit (D.C., A.C., G.L., N.C., M.C., C.M.C.), Laboratory Medicine Unit (M.T.S.), and Haemato-Oncology Division (G.M.), European Institute of Oncology, I.R.C.C.S., and Centro Cardiologico Monzino (F.V., C.F.), I.R.C.C.S., University of Milan, Milan, Italy.