1. From the Department of Medicine and Surgery (Nephrology), University of Salerno, Salerno, Italy (M.C., G.B.); Unit of Hypertension and Metabolic Nephropathies, University Hospital, Salerno, Italy (M.C., F.M., A.A.M., M.R., G.B.); and Hospital of Benevento, Benevento, Italy (C.L.).