Author(s):
1. Miljana Tepić, Klinika za očne bolesti UKC RS Banja Luka, Republic of Srpska, Bosnia and Herzegovina
2. Sanja Savičić, Klinika Svjetlost Banja Luka, [], Bosnia and Herzegovina
3. Milka Mavija, Klinika za očne bolesti UKC RS Banja Luka, Republic of Srpska, Bosnia and Herzegovina