1. Andrology Unit (A.M., S.F., R.M., M.L., L.V., G.F., Ma.M.), University of Florence, Florence 50139, Italy
2. Department of Anatomy, Histology and Forensic Medicine (Mi.M., G.B.V.), University of Florence, Florence 50139, Italy
3. Clinical Biochemistry (C.O.)Department of Clinical Physiopathology, , University of Florence, Florence 50139, Italy
4. Chair of Internal Medicine III (A.A.), Department of Physiopathology, University of Rome “La Sapienza,” Rome 00100, Italy
5. Department of Urology (A.N.), University of Florence, Florence 50139, Italy
6. Department of Experimental Medicine (M.G., E.A.J.), University of L’Aquila, 67100 L’Aquila, Italy
7. Department of Pharmacology (F.L.), University of Florence, Florence 50139, Italy