1. Department of Physiology, Faculty of Medical Sciences, University of Kragujevac, 34000 Kragujevac, Serbia
2. Faculty of Physical Education and Sports Management, University of Singidunum, 11000 Belgrade, Serbia
3. Department of Pharmacy, University of Singidunum, 11000 Belgrade, Serbia
4. Cardiology Department, Clinical Center of Serbia, Faculty of Medicine, University of Belgrade, 11000 Belgrade, Serbia