1. University of Kragujevac , Faculty of Medical Sciences, Department of Psychiatry , Kragujevac , Serbia
2. Clinical Centre “Kragujevac” , Kragujevac , Serbia
3. University of Kragujevac , Faculty of Medical Sciences, Department of Pharmacology and Toxicology , Kragujevac , Serbia
4. Public Health Institute in Kragujevac , Kragujevac , Serbia
5. University of Kragujevac , Faculty of Medical Sciences, Department of Microbiology and Immunology , Kragujevac , Serbia
6. University of Kragujevac , Faculty of Medical Sciences, Department of Anatomy , Kragujevac , Serbia
7. University of Kragujevac , Faculty of Medical Sciences, Department of Radiology , Kragujevac , Serbia
8. University of Kragujevac , Faculty of Medical Sciences, Department of Histology and Embryology , Kragujevac , Serbia
9. Health Centre “Ultrazvuk” , Kragujevac , Serbia