Author(s):
1. Mirjana Umićević Davidović, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina
2. Adriana Arbutina, Republic of Srpska, Bosnia and Herzegovina
3. Marijana Arapović Savić, Medicinski fakultet Banja Luka , Republic of Srpska, Bosnia and Herzegovina
4. Valentina Veselinović, University of Banja Luka, Medical Faculty, Republic of Srpska, Bosnia and Herzegovina
5. Rebeka Rudolf, University of Maribor, Faculty of Mechanical Engineering, Slovenia