[1] Degli Infermi Hosp, Oncol Unit, Faenza, Italy
[2] Infermi Hosp, Bologna, Italy
[3] Infermi Hosp, Faenza, Italy
[4] AUSL Romagna, Colorectal Surg Unit, Osped Infermi Faenza, Faenza, Italy
[5] Fdn IRCCS Ist Nazl Tumori, Milan, Italy
[6] Univ Hosp Modena, Modena, Italy
[7] Univ Ferrara, Ferrara, Italy
[8] Mater Salutis Hosp, Dept Med Oncol, Legnago, Italy
[9] Ist Sci Romagnolo Studio & Cura Tumori IRST IRCCS, Meldola, Italy
[10] AUSL IRCCS Reggio Emilia, Clin Canc Ctr, Oncol Unit, Reggio Emilia, Italy
[11] IRCCS IRST Meldola, Unita Biostat & Sperimentaz Clin, Ravenna, Italy
[12] Ausl Romagna, Qual Care Dept, Rimini, Italy
[13] Ravenna Hosp, Ravenna, Italy