1. OtorhinoLaryngology-Head and Neck Surgery Department, Asir Central Hospital, Abha, Saudi Arabia
2. OtorhinoLaryngology-Head and Neck Surgery Department, King Fahad Central Hospital, Jazan, Saudi Arabia
3. OtorhinoLaryngology-Head and Neck Surgery Department, Abha Maternity and Children’s Hospital, Abha, Saudi Arabia