1. Department of Neuroscience, Mental health, and Sense Organs (NEMOS), Sant′ Andrea University Hospital, Sapienza University, Rome, Italy
2. Department of Neuroradiology, Sant′ Andrea University Hospital, Sapienza University, Rome, Italy
3. Otolaryngology Department, Liverpool University Hospitals NHS Foundation Trust, Liverpool, UK
4. Otorhinolaryngology Department, Faculty of Medicine, Kafrelsheikh University, Kafrelsheikh, Egypt