1. Jožef Stefan Institute, Jamova 39, 1000 Ljubljana, Slovenia
2. Valdoltra Orthopaedic Hospital, Jadranska c. 31, 6280 Ankaran, Slovenia
3. Faculty of Chemistry and Chemical Technology, University of Ljubljana, Večna Pot 113, 1000 Ljubljana, Slovenia
4. Faculty of Biology, Institute of Physiology and Biochemistry “Ivan Djaja”, University of Belgrade, Studenski Trg 3, 11000 Beograd, Serbia