Аутори:
1. Aleksandra Šmitran, University of Banja Luka, Medical Faculty,
Republic of Srpska, Bosnia and Herzegovina
2. Dragana Gajic,
Republic of Srpska, Bosnia and Herzegovina
3. Ljiljana Bozic,
Republic of Srpska, Bosnia and Herzegovina
4. Dijana Jelić, Медицински факултет Бања Лука ,
Republic of Srpska, Bosnia and Herzegovina