1. Scientific Veterinary Institute “Novi Sad”, Rumenački put 20, 21000 Novi Sad, Serbia
2. University of Novi Sad, Faculty of Agriculture, Trg Dositeja Obradovića 8, 21000 Novi Sad, Serbia
3. Patent co., doo, Vlade Ćetkovića 1a, 24211 Mišićevo, Serbia