[1] Studio Econ Sanit, Pharmacoecon, Milan, Italy
[2] Policlin Univ A Gemelli, UOC Oncol Med, Med Interna, Rome, Italy
[3] IST Ist Nazl Ric Canc, IRCCS AOU San Martino, Oncol Med 1, Genoa, Italy
[4] Azienda Osped Univ Policlin Modena, Med Oncol, Modena, Italy
[5] Azienda Osped Univ S Chiara, Dept Oncol Presidio Ospedaliero, Pisa, Italy
[6] IRCCS Casa Sollievo Sofferenza, Dept Hematol Oncol, San Giovanni Rotondo, Italy
[7] Ist Regina Elena, SC Oncol Med A, Rome, Italy
[8] Azienda Osped Arcispedale Santa Maria Nuova IRCCS, SC Oncol, Reggio Emilia, Italy
[9] IRCCS San Raffaele, Med Oncol, Milan, Italy
[10] Azienda Osped Univ Integrata Verona Borgo Roma, Med Oncol, Verona, Italy