1. From the Consiglio Nazionale delle Ricerche (CNR) and Institute of Bio-Medicine (IBIM) (G.T., F.M., C.Z.), Clinical Epidemiology and Physiopathology of Renal Diseases and Hypertension, Reggio Calabria, Italy; Departments of Geriatric and Internal Medicine and Epidemiology (F.M.-R., J.W.), Erasmus Medical Center, Rotterdam, the Netherlands; Cardiology Service (F.A.B.), Morelli Hospital, Reggio Calabria, Italy; and Department of Medicine (L.M.), University of Catania, Italy.