1. Medical Faculty, University Clinic for Traumatology, Orthopaedic Diseases, Anaesthesia, Reanimation, Intensive Care and Emergency Centre, University “SS Cyril and Methodius,” Skopje, Macedonia
2. Medical Faculty, University Clinic for Abdominal Surgery, University “SS Cyril and Methodius,” Skopje, Macedonia
3. Medical Faculty, University Clinic for Gynecology and Obstetrics, University “SS Cyril and Methodius,” Skopje, Macedonia