1. Departments of Endocrinology and Metabolism (R.E., C.R., B.C., A.P., F.P.), Pisa 56124, Italy
2. Institute of Radiation Medicine (T.V., E.K.), Minsk 220600, Belarus
3. Oncology-Pathology Department, State Medical University (E.P.D., V.V.), Minsk 220600, Belarus
4. Oncology (F.B.), Pisa 56124, Italy
5. Surgery (P.M.), University of Pisa, Pisa 56124, Italy