Author(s):
1. Duška Jović, Medicinski fakultet Banja Luka ,
Republic of Srpska, Bosnia and Herzegovina
2. Ena Bučan,
Federation of Bosnia and Herzegovina
, Bosnia and Herzegovina
3. Darija Knežević, Medicinski fakultet Univerziteta u Banjoj Luci,
Republic of Srpska, Bosnia and Herzegovina
4. Dijana Kljajić,
Republic of Srpska, Bosnia and Herzegovina