1. Department of Epidemiology and Medical Statistices, Hamad General Hospital, Hamad Medical Corporation, Qatar
2. Department Evidence for Population Health Unit, School of Epidemiology and Health Sciences, The University of Manchester, Manchester, UK
3. Departments of Public Health and Medical Education, Weill Cornell Medical College, P.O. Box 3050, Doha, Qatar
4. NICU Unit, Women’s Hospital, Hamad Medical Corporation, Qatar
5. Obstetrics and Gynecology Department, Women’s Hospital, Hamad Medical Corporation, Qatar