1. Department of Family and Community Medicine, College of Medicine, King Khalid University, Abha 62529, Saudi Arabia
2. Department of Otolaryngology, Head and Neck Surgery, Aseer Central Hospital, Abha Children Hospital, Abha 62523, Saudi Arabia
3. College of Medicine, King Khalid University, Abha 62529, Saudi Arabia
4. College of Medicine, Jazan University, Jazan 45142, Saudi Arabia
5. Department of Community Medicine, Integral Institute of Medical Science and Research, Integral University, Kursi Road, Lucknow 226026, India
6. Department of Basic Medical Science, College of Applied Medical Sciences, Khamis Mushayt Campus, King Khalid University (KKU), Abha 62561, Saudi Arabia