Author(s):
1. Ognjenka Janković, Medicinski fakultet Banja Luka ,
Republic of Srpska, Bosnia and Herzegovina
2. Renata Josipović, Medicinski fakultet Banja Luka ,
Republic of Srpska, Bosnia and Herzegovina
3. Tijana Adamović, Medicinski fakultet Banja Luka ,
Republic of Srpska, Bosnia and Herzegovina