1. From the Clinica dell’Ipertensione Arteriosa, Department of Medicine-DIMED, University of Padua, Padua, Italy (F.G., T.M.S., G.P.R.); and Department of Pharmacology and Toxicology (E.P.G.-S.), Division of Endocrinology, G. V. (Sonny) Montgomery Veterans Affairs Medical Center and Department of Medicine (C.E.G.-S.), University of Mississippi Medical Center, Jackson.