1. Department of Otolaryngology, Head and Neck Surgery, King Abdulaziz University Hospital, King Abdulaziz University, Jeddah, Kingdom of Saudi Arabia
2. Department of Otolaryngology, Head and Neck Surgery, Faculty of Medicine, King Abdulaziz University, Jeddah, Kingdom of Saudi Arabia
3. Department of Otolaryngology, Head and Neck Surgery, King Fahd Armed Forces Hospital, Jeddah, Kingdom of Saudi Arabia