1. Department of Medicine, Surgery and Pharmacy, Unit of General Surgery 2—Clinica Chirurgica University of Sassari Sassari Italy
2. AOU Sassari Department of Oncohematology, Unit of Medical Oncology Sassari Italy
3. Department of Medicine, Surgery and Pharmacy, Unit of Plastic Surgery University of Sassari Sassari Italy
4. Department of Medicine, Surgery and Pharmacy, Unit of Pathology University of Sassari Sassari Italy
5. Faculty of Medicine and Surgery University of Sassari Medical School Sassari Italy