1. 1Endocrine Unit of University Hospital ‘AOU Policlinico G. Martino’, Messina, Italy
2. 2PhD School of Clinical and Experimental Biomedical Sciences, University of Messina, Messina, Sicily, Italy
3. 3Department of Human Pathology ‘G. Barresi’, University of Messina, Messina, Sicily, Italy
4. 4Nuclear Medicine Unit of University Hospital ‘AOU Policlinico G. Martino’, Messina, Italy
5. 5Department of Biomorphology, University of Messina, Messina, Sicily, Italy
6. 6Neuroradiology Unit of University Hospital ‘AOU Policlinico G. Martino’, Messina, Italy
7. 7Neurosurgery Unit of University Hospital ‘AOU Policlinico G. Martino’, Messina, Italy
8. 8Department of Economics, University of Messina, Messina, Sicily, Italy