1. Medical Faculty, Novi Sad + Institute for Children and Adolescents Health Care of Vojvodina, Pediatric Surgery Department, Novi Sad
2. Medical Faculty, Novi Sad + Institute for Children and Adolescents Health Care of Vojvodina, Radiology Department, Novi Sad
3. Medical Faculty, Pathology Department, Novi Sad
4. Institute for Children and Adolescents Health Care of Vojvodina, Pediatric Surgery Department, Novi Sad