1. Institute for Children’s Diseases, Clinical Center of Montenegro, 81000 Podgorica, Montenegro
2. Faculty of Sciences, University of Kragujevac, 34000 Kragujevac, Serbia
3. Clinic for Orthopedic Surgery and Traumatology, University Clinical Center of Serbia, 11000 Belgrade, Serbia
4. Department of Radiology, Faculty of Medical Sciences, University of Kragujevac, 34000 Kragujevac, Serbia
5. University Clinical Center Kragujevac, 34000 Kragujevac, Serbia
6. Faculty of Medicine, University of Kosovska Mitrovica, 11000 Belgrade, Serbia