1. Department of Otorhinolaryngology—Head and Neck Surgery, Cattinara Hospital, University of Trieste, Trieste, Italy
2. Department of Perioperative Medicine, Intensive Care and Emergency, Cattinara Hospital, Trieste University, Trieste, Italy
3. Department of Neurosciences, ENT Clinic and Regional Centre for Head and Neck Cancer, University of Padua, Treviso Regional Hospital, Treviso, Italy
4. Department of Pathology, Cattinara Hospital, Trieste University School of Medicine, Trieste, Italy