Affiliation: | 1. Department of Otorhinolaryngology and Head and Neck Surgery, European Institute of Oncology, IRCCS, Via Ripamonti 435, 20141 Milan, Italy;2. Department of Biomedical Sciences, University of Sassari, Sassari, Italy;3. Maxillofacial and Dental Unit, Fondazione IRCCS Ca'' Granda Ospedale Maggiore Policlinico di Milano, Via F. Sforza 35, Milan Italy |