1. University of Belgrade – Faculty of Mining and Geology, Đušina 7, Belgrade 11000, Serbia
2. University of Zagreb, Faculty of Pharmacy and Biochemistry, Ante Kovačića 1, Zagreb 10000, Croatia
3. Institute for Oncology and Radiology of Serbia, Pasterova 14, Belgrade 11000, Serbia
4. University of Kragujevac – Faculty of Sciences, Radoja Domanovića 12, Kragujevac 34000, Serbia
5. Institute of Chemistry, Technology, and Metallurgy – Department of Chemistry, Njegoševa 12, Belgrade 11000, Serbia
6. University of Belgrade – Faculty of Chemistry, Studentski trg 12-16, Belgrade 11158, Serbia