1. Department of Dental Pathology and Endodontics, University Dentistry Clinical Center of Kosovo, 10000 Prishtina, Kosovo
2. Department of Pediatric and Preventive Dentistry, University Dentistry Clinical Center of Kosovo, 10000 Prishtina, Kosovo
3. Department of Orthodontics, University Dentistry Clinical Center of Kosovo, 10000 Prishtina, Kosovo
4. Private Dental Clinic, 10000 Prishtina, Kosovo
5. Division of Preventive and Operative Dentistry, Endodontics, Pedodontics and Minimally Invasive Dentistry, Department of Dentistry and Maxillofacial Surgery, University of Graz, 8010 Graz, Austria