1. Department of Otolaryngology and Head and Neck Surgery Al‐Noor Specialist Hospital Makkah Saudi Arabia
2. Department of Otolaryngology and Head and Neck Surgery Al‐Hada Armed Forces Hospital Taif Saudi Arabia
3. Department of Otolaryngology and Head and Neck Surgery King Faisal Medical Complex Taif Saudi Arabia
4. Department of Otolaryngology and Head and Neck Surgery King Abdulaziz Specialist Hospital Taif Saudi Arabia
5. Kuwait Institute for Medical Specializations Kuwait City Kuwait
6. College of Medicine Alfaisal University Riyadh Saudi Arabia
7. College of Graduate Health Sciences University of Tennessee Health Science Center Memphis Tennessee USA