Mario Faralli
From the Department of Medical- Surgical Specialization, Division of Otolaryngology and Cervico-Facial Surgery, University of Perugia
Fabrizio Lorngari
From the Department of ENT University of Medicine, Perugia, Perugia, Italy
Giampietro Ricci
From the Department of Medical- Surgical Specialization, Division of Otolaryngology and Cervico-Facial Surgery, University of Perugia
Diletta Marinetti
Department of Medical-Surgical Specialization Otolaryngology and Cervicofacial Surgery Division, University of Perugia - ITALY
Antonio Frenguelli
From the Department of ENT University of Medicine, Perugia, Perugia, Italy