1. Department of Otolaryngology‐Head and Neck Surgery King Saud University Medical City, College of Medicine, King Saud University Riyadh Saudi Arabia
2. College of Medicine Alfaisal University Riyadh Saudi Arabia
3. King Abdullah Medical Complex‐Jeddah Jeddah Saudi Arabia
4. Department of Otolaryngology‐Head and Neck Surgery King Fahad Specialist Hospital‐Dammam Dammam Saudi Arabia
5. Department of Otolaryngology‐Head and Neck Surgery Maternity and Children Hospital Makkah Saudi Arabia