Author(s):
1. Valentina Veselinović, Republic of Srpska, Bosnia and Herzegovina
2. Aleksandra Grebenar, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina
3. Sanja Gnjato, University of Banja Luka, Medical Faculty, Republic of Srpska, Bosnia and Herzegovina
4. Nataša Trtić, Republic of Srpska, Bosnia and Herzegovina
5. Tatjana Tepić-Milinović, JZU Zavod za stomatologiju, Republic of Srpska, Bosnia and Herzegovina
6. Saša Marin, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina