[1] Osped Civile Livorno, Dept Med Oncol, Livorno, Italy
[2] Ist Cantonale Patol, Lab Mol Diagnost, Locarno, Switzerland
[3] Osped San Giovanni Bellinzona, Oncol Inst Southern Switzerland, Bellinzona, Switzerland
[4] Oncol Inst Southern Switzerland, Bellinzona, Switzerland
[5] Tel Aviv Sourasky Med Ctr, Tel Aviv, Israel
[6] Univ Hosp Gasthuisberg, Leuven, Belgium
[7] Hellen Cooperat Oncol Grp, Athens, Greece