1. Department of Pediatric Endocrinology , 4917 King Abdulaziz Medical City/King Saud bin Abdulaziz University for Health Sciences/King Abdullah International Medical Research Center , Jeddah , Saudi Arabia
2. Andalusia Medical Groups , Jeddah , Saudi Arabia
3. King Saud bin Abdulaziz University for Health Sciences (KSAU-HS) , Riyadh , Saudi Arabia
4. International Diabetes Care Center , Jeddah , Saudi Arabia
5. Pediatric Department, Pediatric Endocrinology & Diabetes Section, King Abdulaziz University Hospital , Jeddah , Saudi Arabia
6. International Medical Center , Jeddah , Saudi Arabia
7. 658138 Pfizer , Riyadh , Saudi Arabia