1. Department of Biology and Wildlife Diseases; University of Veterinary and Pharmaceutical Sciences Brno; Brno Czech Republic
2. Institute for State Control of Veterinary Biologicals and Medicines; Brno; Czech Republic
3. Department of Veterinary Public Health and Animal Welfare; University of Veterinary and Pharmaceutical Sciences Brno; Brno Czech Republic
4. Central European Institute of Technology; University of Veterinary and Pharmaceutical Sciences Brno; Brno Czech Republic