Author(s):
1. Ernesta Potkonjak, Republic of Srpska, Bosnia and Herzegovina
2. Milos Milicevic, Klinika Svjetlost Banja Luka, Republic of Srpska, Bosnia and Herzegovina
3. Ana Anicic, Klinika Svjetlost Banja Luka, Republic of Srpska, Bosnia and Herzegovina
4. Bojan Kozomara, Klinika Svjetlost Banja Luka, Republic of Srpska, Bosnia and Herzegovina
5. Nikica Gabrić,