1. University of Banja Luka, Faculty of Medicine, Department of Dental Diseases, Banja Luka, Bosnia and Herzegovina
2. University of Banja Luka, Faculty of Medicine, Department of Orthodontics, Banja Luka, Bosnia and Herzegovina
3. University of Banja Luka, Faculty of Medicine, Department of Oral Surgery, Banja Luka, Bosnia and Herzegovina
4. University of Banja Luka, Faculty of Medicine, Department of Periodontology and Oral Diseases, Bosnia and Herzegovina
5. ZU “Dr Đurić”, Banja Luka, Bosnia and Herzegovina