1. Department of Medical Oncology, Istituto Scientifico Romagnolo per lo Studio e Cura dei Tumori (IRST) IRCCS, Meldola, Italy
2. Unit of Biostatistics and Clinical Trials, IRST IRCCS, Meldola, Italy
3. Department of Medical Oncology, Ospedale Generale Provinciale di Macerata ASUR Marche AV3, Macerata, Italy
4. Department of Medical Oncology, University Hospital Cagliari, Cagliari, Italy
5. Medical Oncology Unit, Cancer Institute “Giovanni Paolo II”, Bari, Italy
6. Medical Oncology Department, University Campus Bio-Medico, Via Álvaro del Portillo, Rome, Italy
7. Infectious Diseases and Interventional Ultrasound Unit, D. Cotugno Hospital, Naples, Italy
8. Biosciences Laboratory, IRST IRCCS, Meldola, Italy
9. Medical Oncology Unit, University Hospital, Parma, Italy
10. DPT Internal Medicine, Faenza Hospital, Faenza, AUSL Romagna, Forli, Italy
11. Department of General Surgery, Morgagni-Pierantoni Hospiatal, AUSL Romagna, Forli, Italy
12. Department of Medical and Surgical Sciences, University of Bologna, Bologna, Italy