1. Department of Otolaryngology, Neurotology & Lateral Skull Base Surgery, King Abdullah Ear Specialist Center (KAESC), King Saud University, Riyadh, Saudi Arabia
2. Al Jouf University, Al Jouf, Saudi Arabia
3. Otolaryngology, Neurotology & Lateral Skull Base Surgery, King Fahad Central Hospital, Jizan, Saudi Arabia
4. King Abdullah Ear Specialist Center (KAESC), King Saud University, Riyadh, Saudi Arabia