1. Faculty of Medical Sciences, University of Kragujevac, Svetozara Markovića 69, 34000 Kragujevac, Serbia
2. Clinic of Psychiatry, University Clinical Center Kragujevac, 34000 Kragujevac, Serbia
3. Clinic of Pulmonology, University Clinical Center Kragujevac, 34000 Kragujevac, Serbia
4. Department of Pharmacy, Faculty of Medical Sciences, University of Kragujevac, 34000 Kragujevac, Serbia
5. Department of Medical Statistics and Informatics, Faculty of Medical Sciences, University of Kragujevac, 34000 Kragujevac, Serbia
6. Department of Internal Medicine, Faculty of Medical Sciences, University of Kragujevac, 34000 Kragujevac, Serbia