1. Department of Psychiatry, School of Medicine, University of Niš, Serbia
2. Center for Mental Health Protection, Department for diagnose and treatment, University‘s Clinical Center Niš, Serbia
3. Center for Mental Health Protection, Department of Child and Adolescent Psychiatry, University‘s Clinical Center Niš, Serbia
4. Clinic for Psychiatry, University‘s Clinical Center, Gornja Toponica, Serbia
5. Department of Physiology, School of Medicine, University of Niš, Serbia