1. University of East Sarajevo, Faculty of Medicine, Department of Oral Surgery, Foča, Bosnia and Herzegovina
2. University of East Sarajevo, Faculty of Medicine, Department of Endodontics, Foča, Bosnia and Herzegovina
3. University of East Sarajevo, Faculty of Medicine, Department of Prosthodontics, Foča, Bosnia and Herzegovina
4. University of East Sarajevo, Faculty of Medicine, Department of Periodontology, Foča, Bosnia and Herzegovina
5. Medical Military Academy, Department of Oral Implantology, Belgrade, Serbia
6. University of Travnik, Faculty of Pharmacy and Medical Sciences, Travnik, Bosnia and Herzegovina