1. University of Kragujevac, Faculty of medical sciences , Center for molecular medicine and stem cell research , Serbia
2. University of East Sarajevo, Faculty of Medicine Foca , Department of Surgery , Bosnia and Herzegovina
3. University of East Sarajevo, Faculty of Medicine Foca , Department of Microbiology , Bosnia and Herzegovina
4. University of East Sarajevo, Faculty of Medicine Foca , Department of Dentistry , Bosnia and Herzegovina
5. University of Sarajevo, Faculty of Medicine , Department of Surgery , Bosnia and Herzegovina
6. University of East Sarajevo, Faculty of Medicine Foca , Department of primary health care and public health , Bosnia and Herzegovina
7. University of East Sarajevo, Faculty of Medicine Foca , Department of propaedeutics , Bosnia and Herzegovina