1. Department of Molecular and Clinical Endocrinology and Oncology (A.C., R.P., R.S.A., M.G., G.L.), Section of Endocrinology, University “Federico II” of Naples, 80131 Naples, Italy
2. Department of Endocrine and Metabolic Sciences and Center of Excellence for Biomedical Research (D.F., F.M.), University of Genova, 5-16126 Genova, Italy
3. Division of General Medicine (P.M.), Ospedale San Giuseppe, Istituto Auxologico Italiano, 28921 Verbania, Italy