Author(s):
1. Nada Lukić, JZU Bolnica Mladen Stojanović, Republic of Srpska, Bosnia and Herzegovina
2. Danka Rosic, JZU Bolnica Mladen Stojanović, Republic of Srpska, Bosnia and Herzegovina
3. Vesna Vukotic, JZU Bolnica Mladen Stojanović, Republic of Srpska, Bosnia and Herzegovina
4. Tanja Anusic-Jojic, JZU Bolnica Mladen Stojanović, Republic of Srpska, Bosnia and Herzegovina
5. Ivana Hadžalić, JZU Bolnica Mladen Stojanović, Republic of Srpska, Bosnia and Herzegovina