[1] Univ Naples Federico II, Dept Publ Hlth, Naples, Italy
[2] Univ Milan Bicocca UNIMIB, Dept Med & Surg, Pathol, Monza, Italy
[3] Univ Padua, Dept Med DIMED, Unit Surg Pathol, I-35128 Padua, Italy
[4] Univ Milan, European Inst Oncol IRCCS, Div Pathol, IEO, Milan, Italy
[5] Univ Milan, Dept Oncol & Hematooncol, Milan, Italy
[6] AO Papardo, Med Oncol Unit, Messina, Italy
[7] Sapienza Univ Rome, Dept Radiol Oncol & Pathol, Rome, Italy
[8] ASP Catania, Pathol Unit, Gravina Hosp Caltagirone, Caltagirone, Italy
[9] Ist Ricovero & Cura Carattere Sci IRCCS, Veneto Inst Oncol, Padua, Veneto, Italy