Author(s):
1. Nataša Knežević, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina
2. Marija Obradović, Medicinski fakultet Banja Luka ::Save Mrkalja 14, Republic of Srpska, Bosnia and Herzegovina
3. Olivera Dolić, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina
4. Željka Kojić, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina
5. Valentina Veselinović, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina
6. Ognjenka Janković, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina
7. Vladan Mirjanić, Republic of Srpska, Bosnia and Herzegovina
8. Vanja Krčić, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina

Final paper