1. Department of Endocrinology and Metabolism, Ospedale Regina Apostolorum, Roma, Italy.
2. Clinical Biochemistry Institute, Fondazione Policlinico Universitario “A. Gemelli”-IRCCS, Rome, Italy.
3. Department of Diagnostic Imaging, Ospedale Regina Apostolorum, Roma, Italy.
4. Endocrinology Unit, Fondazione Policlinico Universitario “A. Gemelli”-IRCCS, Rome, Italy.
5. Endocrinology Unit, Arcispedale S. Maria Nuova, ASL-IRCCS, Reggio Emilia, Italy.