1. Division of Otolaryngology, “A. Cardarelli” Hospital, Naples, Italy
2. Department of Biochemistry, Biophysics and General Pathology, University of Campania “L. Vanvitelli”, Naples, Italy
3. Department of Neurological, Reproductive and Odontostomatological Sciences, University “Federico II” of Naples, Naples, Italy
4. Department of Medical, Surgical and Dental Specialties, University of Campania “L. Vanvitelli”, Naples, Italy