1. MTA-SZIE Large Animal Clinical Research Group; Üllő-Dóra major Hungary
2. Department and Clinic for Production Animals; Faculty of Veterinary Science; Szent István University; Üllő-Dóra major Hungary
3. Department of Microbiology and Infectious Diseases; Faculty of Veterinary Science; Szent István University; Budapest Hungary
4. Agroproduct Zrt; Pápa Hungary
5. Agricultural Research Center; Veterinary Medical Research Institute; Hungarian Academy of Sciences; Budapest Hungary