1. Dr Laza Lazarević Clinic for Mental Disorders, Belgrade, Serbia + University of Travnik, Faculty of Pharmacy and Health, Travnik, Bosnia and Herzegovina
2. University of Priština - Kosovska Mitrovica, Faculty of Medicine, Kosovska Mitrovica, Serbia
3. Dr Laza Lazarević Clinic for Mental Disorders, Belgrade, Serbia + University of Priština - Kosovska Mitrovica, Faculty of Medicine, Kosovska Mitrovica, Serbia
4. University of Kragujevac, Faculty of Medical Sciences, Kragujevac, Serbia