1. Ministry of Defence, Republic of Serbia Birčaninova 5 Belgrade Serbia
2. Military Technical Institute Ratka Resanovića 1 Belgrade Serbia
3. Center for Food Analysis Zmaja od Noćaja 11 Belgrade Serbia
4. Faculty of Natural Sciences and MathematicsUniversity of Banja Luka Mladena Stojanovića 2 Banja Luka Bosnia and Herzegovina
5. Military Medical Academy Crnotravska 17 Belgrade Serbia
6. Faculty of AgricultureUniversity of Belgrade Nemanjina 6 Zemun Serbia