Author(s):
1. Goran Arlov, JZU Zavod za stomatologiju Banja Luka,
Republic of Srpska, Bosnia and Herzegovina
2. Tijana Adamović, Medicinski fakultet Banja Luka ,
Republic of Srpska, Bosnia and Herzegovina
3. Jovana Lovrić, JZU Zavod za stomatologiju Banja Luka,
Republic of Srpska, Bosnia and Herzegovina