[1] Ist Oncol, Bari, Italy
[2] Osped Oncol Businco, Cagliari, Italy
[3] Natl Canc Inst, Dept Med Oncol, Bari, Italy
[4] IRST, Meldola, Italy
[5] European Inst Oncol, Melanoma & Muscle Cutaneous Sarcoma Div, Milan, Italy
[6] Ist Oncol Veneto, Padua, Italy
[7] Univ Genoa, Genoa, Italy
[8] Santa Chiara Univ Hosp Pisa, Pisa, Italy
[9] Ist Sci San Raffaele, Dept Oncol, I-20132 Milan, Italy
[10] Natl Canc Inst Bari, Med Oncol Unit, Bari, Italy