1. Kasindo Public Health Hospital, East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
2. Foča University Hospital, Foča, Republic of Srpska, Bosnia and Herzegovina
3. University of East Sarajevo, Faculty of Medicine, Foča, Republic of Srpska, Bosnia and Herzegovina
4. Fresenius Medical Care Dialysis Center, Šamac, Republic of Srpska, Bosnia and Herzegovina