1. University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia
2. University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia + Oncology Institute of Vojvodina, Center for Diagnostic Imaging, Sremska Kamenica, Serbia
3. University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia + Clinical Center of Vojvodina, Clinic for vascular and endovascular surgery, Novi Sad, Serbia
4. University of Novi Sad, Faculty of Medicine, Novi Sad, Serbia + Clinical Center of Vojvodina, Medical Rehabilitation Clinic, Novi Sad, Serbia