1. Department of Pediatrics; Rabigh Medical College; King Abdulaziz University; Jeddah Saudi Arabia
2. Mansoura University Children's Hospital; Mansoura University; Mansoura Egypt
3. Department of Psychiatry; King Abdulaziz University; Jeddah Saudi Arabia
4. Zagazig University; Zagazig Egypt
5. Department of Psychiatry; King Abdulaziz University Hospital; Jeddah Saudi Arabia
6. Department of Public Health and Community Medicine; Faculty of Medicine; King Abdulaziz University; Jeddah Saudi Arabia
7. Faculty of Medicine; Mansoura University; Mansoura Egypt