1. Clinical Center of Vojvodina, Center of Radiology, Novi Sad, Serbia
2. Clinical Center of Vojvodina, Center of Radiology, Novi Sad, Serbia + University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia
3. University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia + Clinical Center of Vojvodina, Center for Pathology and Histology, Novi Sad, Serbia
4. Clinical Center of Vojvodina, Clinic for Abdominal and Endocrine Surgery, Novi Sad, Serbia