1. Department of Experimental Medicine, Section of Medical Physiopathology and Endocrinology (S.B., M.W., S.M., A.P., D.F., A.L., L.G.), 00161 Rome, Italy
2. Department of Internal Medicine (M.P., A.F.), Endocrinology Unit, St. Eugenio and Centro Traumatologico Ortopedico A. Alesini Hospitals, University of Rome Tor Vergata, 00133 Rome, Italy
3. Department of Biochemical Sciences, Sapienza University of Rome (A.S.d'A.), 00161 Rome, Italy
4. Centre for Clinical and Basic Research (M.C.), Istituto di Ricovero e Cura a Carattere Scientifico San Raffaele, 00166, Rome, Italy