1. University of Kragujevac, Faculty of Medical Sciences, Department of Physiology, Svetozara Markovica 69, 34000 Kragujevac, Serbia
2. Military Medical Academy, Clinic for Nephrology, Crnotravska 17, 11000 Belgrade, Serbia
3. University of Kragujevac, Faculty of Medical Sciences, Department of Internal Medicine, Svetozara Markovica 69, 34000 Kragujevac, Serbia
4. Clinical Center Kragujevac, Clinic for Urology and Nephrology, Center for Nephrology and Dialysis, Zmaj Jovina 30, 34000 Kragujevac, Serbia
5. University of Kragujevac, Faculty of Medical Sciences, Department of Dermatovenerology, Svetozara Markovica 69, 34000 Kragujevac, Serbia
6. Clinical Center Kragujevac, Center for Dermatology, Zmaj Jovina 30, 34000 Kragujevac, Serbia
7. Department of Human Pathology, 1st Moscow State Medical University IM Sechenov, Moscow, Russia