1. Integrated Therapies in Otolaryngology, Fondazione Policlinico Universitario Campus Bio-Medico, 00128 Rome, Italy
2. School of Medicine, Università Campus Bio-Medico di Roma, 00128 Rome, Italy
3. Unit of Measurements and Biomedical Instrumentation, Università Campus Bio-Medico di Roma, 00128 Rome, Italy
4. ENT Department, Al Zahra Private Hospital Dubai, Dubai 23614, United Arab Emirates
5. Department of Otorhinolaryngology, Clinica Universidad de Navarra, 31008 Pamplona, Spain
6. ENT Department, Morgagni Pierantoni Hospital, 47121 Forli, Italy
7. ENT Department, University of Ferrara, 44121 Ferrara, Italy
8. Otolaryngology and Head-Neck Surgery Unit, Department of Surgery, Ravenna & Lugo Hospitals, Health Local Agency of Romagna, 48121 Ravenna, Italy