1. Division of Endocrinology and Metabolic Diseases and Department of Medicine and Surgery University of Parma and AOU of Parma Italy Parma Italy
2. Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome and Università Cattolica del Sacro Cuore Rome Italy
3. Sapienza University of Rome Rome Italy
4. University of Milan Bicocca Milan Italy
5. University of Messina Messina Italy
6. University of Padua Padova Italy
7. University of the Eastern Piedmont Vercelli Italy
8. Sanofi Milan Italy
9. Section of Endocrinology and Metabolism, Department of Medicine Perugia University Medical School Perugia Italy