1. Higher Education School of Professional Health Studies; Cara Dušana 254 Belgrade 11080 Serbia
2. Department of Pharmaceutical Technology and Cosmetology; University of Belgrade-Faculty of Pharmacy; Vojvode Stepe 450 Belgrade 11000 Serbia
3. Department of Pharmacy; Faculty of Medicine; University of Novi Sad; Hajduk Veljkova 3 Novi Sad 21000 Serbia