1. Endocrinology, Department of Translational Medicine; University “A. Avogadro,”; Novara Italy
2. Department of Diabetology; AOU “Maggiore della Carità,”; Novara Italy
3. Otolaryngology, Department of Health Science; University “A. Avogadro,”; Novara Italy
4. Department of General Surgery; AOU “Maggiore della Carità,”; Novara Italy
5. Laboratory of Pathology, Department of Translational Medicine; University “A. Avogadro,”; Novara Italy