1. College of Health & Life Sciences Hamad Bin Khalifa University, Qatar Foundation Doha Qatar
2. Division of Endocrinology, Department of Pediatric Medicine Sidra Medicine Doha Qatar
3. Diabetes Research Center Qatar Biomedical Research Institute, Hamad Bin Khalifa University, Qatar Foundation Doha Qatar
4. Biomedical Informatics Division Sidra Medicine Doha Qatar
5. Faculty of medicine Alexandria University Alexandria Egypt