1. Institute of Epidemiology, Faculty of Medicine, University of Belgrade, Belgrade, Serbia
2. Institute of Hygiene and Medical Ecology, Faculty of Medicine, University of Belgrade, Belgrade, Serbia
3. Faculty of Medicine, Clinic for Endocrinology, Diabetes, and Metabolic Disorders, Clinical Centre of Serbia, University of Belgrade, Belgrade, Serbia
4. Department for Diabetes, Primary Health Care Centre “Savski Venac”, Belgrade, Serbia
5. Center for Medical Genetics, Institute for Children and Youth Health Care of Vojvodina, Novi Sad, Serbia
6. Department of Pediatrics, Faculty of Medicine, University of Novi Sad, Novi Sad, Serbia