1. Military Medical Academy, Thoracic Surgery Clinic, Belgrade + University of Defence, Faculty of Medicine of the Military Medical Academy, Belgrade
2. University of Defence, Faculty of Medicine of the Military Medical Academy, Belgrade + Military Medical Academy, Institute for Medical Research, Belgrade
3. Military Medical Academy, Institute for Pathology and Forensic Medicine, Belgrade
4. University of Defence, Faculty of Medicine of the Military Medical Academy, Belgrade + Military Medical Academy, Institute of Radiology, Belgrade
5. Military Medical Academy, Institute for Medical Research, Belgrade