1. Department of Clinical and Experimental Medicine and Pharmacology, Pharmacology Unit, University of Messina, Italy
2. Pfizer, Department of Outcome Research Roma, Italy
3. Italian National Research Center on Aging (I.N.R.C.A.), Scientific Direction Ancona, Italy
4. “Caserta-I” Local Health Unit, Italy
5. Di.Bi.MIS, University of Palermo, Internal Medicine Division ARNAS Civico, Palermo, Italy