1. Department of Endocrinology Unit (R.B., G. P., M. A.), Regina Elena Cancer Institute, 00128 Rome, Italy
2. Department of Endocrinology (L.d.M., A.B., V.C., A.P.), Catholic University of Sacred Heart, 00168 Rome, Italy
3. Department of Molecular and Clinical Endocrinology and Oncology (R.P., R.A., G.L., A.C.), University “Federico II”, 80125 Naples, Italy
4. Department of Internal Medicine, Endocrinology, and Metabolic Diseases (V.G., M.M., S.G.), University of Turin, 10153 Turin, Italy