[1] IRCCS Regina Elena Natl Canc Inst, Otolaryngol Head & Neck Surg Unit, Rome, Italy
[2] IRCSS Regina Elena Natl Canc Inst, Oncogen & Epigenet, Rome, Italy
[3] IRCCS Regina Elena Natl Canc Inst, HPV UNIT UOSD Tumor Immunol & Immunotherapy, Rome, Italy