1. Department of Clinical-Surgical, Diagnostic and Pediatric Sciences, Università degli Studi di Pavia, Viale Brambilla 74, 27100 Pavia, Italy
2. Neurosurgery Unit, Fondazione IRCCS Policlinico S. Matteo, Viale Golgi 19, 27100 Pavia, Italy
3. Endocrinology Unit, Internal Medicine I, Fondazione IRCCS Policlinico S. Matteo, Viale Golgi 19, 27100 Pavia, Italy