1. Unit of Otorhinolaryngology-Head and Neck Surgery, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health; University of Brescia; Brescia Italy
2. Unit of Neurosurgery, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health; University of Brescia; Brescia Italy
3. Section of Anatomy and Physiopathology, Department of Clinical and Experimental Sciences; University of Brescia; Brescia Italy