1. Emergency Department, Otorhinolaryngology Unit, Otosurgery and Audiovestibology Section, General Hospital of Monselice, Via G. Marconi 19, Padua, 35043 Monselice, Italy
2. Surgical Department, Otorhinolaryngology Unit, Otosurgery, Audiology and Vestibology Section, General Hospitals of Dolo and Mirano, Via Mariutto 76, Venice, 30035 Mirano, Italy
3. Surgical Pathology Unit, General Hospitals of Dolo and Mirano, Via Mariutto 76, Venice, 30035 Mirano, Italy