1. Institute for Children and Adolescents Health Care of Vojvodina, Radiology Department, Novi Sad + Medical Faculty, Novi Sad
2. Medical University, Department of Radiology, Division of Pediatric Radiology, Graz, Austria
3. Medical Faculty, Novi Sad + Clinical Center of Vojvodina, Institute of Radiology, Novi Sad
4. Medical Faculty, Novi Sad + Institute for Children and Adolescents Health Care of Vojvodina, Center for Intensive Care and Neonatology, Novi Sad
5. Medical Faculty, Novi Sad + Institute for Lung Diseases of Vojvodina, Pathology Department, Novi Sad