1. Community Health Center Tutin, Department of Emergency Medicine, Bogoljuba Čukića 12, 36320 Tutin, Republic of Serbia
2. University of Kragujevac, Faculty of Medical Sciences, Department of Pharmacy, Svetozara Markovića 69, 34000 Kragujevac, Republic of Serbia
3. University of Kragujevac, Institute for Information Technologies, Department of Science, Jovana Cvijića bb, 34000 Kragujevac, Republic of Serbia
4. University of Kragujevac, Faculty of Science, Department of Chemistry, Radoja Domanovića 12, 34000 Kragujevac, Republic of Serbia
5. University of Kragujevac, Faculty of Science, Department of Biology and Ecology, Radoja Domanovića 12, 34000 Kragujevac, Republic of Serbia
6. University of Kragujevac, Faculty of Medical Sciences, Department of Infectious Diseases, Svetozara Markovića 69, 34000 Kragujevac, Republic of Serbia
7. University of Kragujevac, Faculty of Medical Sciences, Center for Molecular Medicine and Stem Cell Research, Svetozara Markovića 69, 34000 Kragujevac, Republic of Serbia
8. University of Kragujevac, Faculty of Medical Sciences, Department of Otorinolaringology, Svetozara Markovića 69, 34000 Kragujevac, Republic of Serbia
9. University of Kragujevac, Faculty of Medical Sciences, Department of Surgery, Svetozara Markovića 69, 34000 Kragujevac, Republic of Serbia