1. Department of Infectious Diseases, Faculty of Medical Sciences, University of Kragujevac, Kragujevac, Serbia
2. Department of Chemistry, Faculty of Science, University of Kragujevac, Kragujevac, Serbia
3. Department of Genetics, Faculty of Medical Sciences, University of Kragujevac, Kragujevac, Serbia
4. Department of Biology and Ecology, Faculty of Science, University of Kragujevac, Kragujevac, Serbia
5. Institute for Information Technologies Kragujevac, University of Kragujevac, Kragujevac, Serbia
6. Faculty of Mining and Geology, University of Belgrade, Beograd, Serbia