1. Department of Clinical and Experimental Medicine University ‘Magna Graecia’ Catanzaro Italy
2. School of Nursing University ‘Magna Graecia’ Catanzaro Italy
3. University Medical Hopsital ‘Mater Domini’ Catanzaro Italy
4. Department of Molecular and Clinical Medicine University of Gothenburg Gothenburg Sweden
5. European Institute of Oncology Milan Italy
6. Maggiore Hospital Milan Italy
7. Department of Abdominal Surgery S. Rita Clinic Vercelli Italy
8. Department of Surgical and Medical Sciences University ‘Magna Graecia’ Catanzaro Italy