[1] Santa Chiara Hosp, Med Oncol, Trento, Italy
[2] Univ Verona, Verona, Italy
[3] Ist Sci Romagnolo Studio & Cura Tumori IRST IRCCS, Meldola, Italy
[4] San Luigi Hosp, Orbassano, Italy
[5] Azienda Osped Univ Pisana, Pisa, Italy
[6] Natl Canc Ctr CRO, Aviano, Italy
[7] Ist Nazl Tumori Fdn G Pascale IRCCS, Div Med Oncol, Dept Uro Gynaecol Oncol, Naples, Italy
[8] Univ Verona, Azienda Osped Univ Integrata, Med Oncol, Verona, Italy
[9] Santa Maria Angeli Gen Hosp, Pordenone, Italy
[10] Sapienza Univ Rome, Policlin Umberto 1, Rome, Italy
[11] Azienda Osped Univ Parma, Parma, Italy
[12] SS Antonio & Biagio & Cesare Arrigo Gen Hosp, Oncol, Alessandria, Italy
[13] Azienda Osped Univ San Martino, Genoa, Italy
[14] Fdn IRCCS Ist Nazl Tumori, Milan, Italy
[15] Campus Bio Med Univ Rome, Dept Med Oncol, Rome, Italy
[16] Fdn Piemonte Oncol IRCCS, Med Oncol, Candiolo, Italy
[17] Cardarelli Hosp, Naples, Italy
[18] Osped Cremona, SC Oncol, Cremona, Italy
[19] Regina Elena Inst Canc Res, Biostat Unit, Rome, Italy
[20] Ist Oncol Veneto IOV IRCCS, Dept Clin & Expt Oncol, Med Oncol Unit, Padua, Italy