1. University Clinic of Urology, Medical Faculty, University “SS Cyril and Methodius,” Skopje, Macedonia
2. Institute of Pathology, University “SS Cyril and Methodius,” Skopje, Macedonia
3. University Clinic for Traumatology, Orthopaedic Diseases, Anaesthesia, Reanimation, Intensive Care and Emergency Centre, Medical Faculty, University “SS Cyril and Methodius,” Skopje, Macedonia