1. Department of Surgical, Medical, Molecular Pathology and Critical Area, University of Pisa , Pisa , Italy
2. Department of Forensic Medicine, Azienda USL Toscana Nordovest , Lucca , Italy
3. Department of Clinical and Experimental Medicine, University of Pisa , Pisa , Italy
4. Department of Life, Health and Environmental Sciences, University of L’Aquila , L’Aquila , Italy
5. Obesity and Lipodystrophy Center, Endocrinology Unit, University Hospital of Pisa , Pisa , Italy
6. Global Virus Network, University of Insubria , Varese , Italy