1 Department of Biomedicine, Metabolic and Neural Science, University of Modena and Reggio Emilia, Italy; Unit of Endocrinology, Department of Medical Specialties, Azienda Ospedaliero-Universitaria of Modena, Italy. Electronic address: daniele.santi@unimore.it.
2 Endocrinology Unit, Medical Department, Azienda Usl, Maggiore-Bellaria Hospital, Bologna, Italy.