1. Research and Innovation Center, King Saud Medical City, Ministry of Health , Riyadh 11553, Saudi Arabia
2. College of Medicine, Alfaisal University , Riyadh, Saudi Arabia
3. Kyung Hee University , Seoul, South Korea
4. Hubert Department of Global Health , Rollins School of Public Health, , Atlanta, GA, USA
5. Emory University , Rollins School of Public Health, , Atlanta, GA, USA
6. Division Head Inpatient General Pediatrics , Pediatric Department, , Riyadh, Saudi Arabia
7. College of Medicine, King Saud Bin Abdulaziz University for Health Sciences, King Abdullah Specialist Children’s Hospital , Pediatric Department, , Riyadh, Saudi Arabia