Authors
Agnieszka Jodełko
Department of Cattle and Sheep Diseases, National Veterinary Research Institute, Pulawy, Poland
Krzysztof Niemczuk
Department of Cattle and Sheep Diseases, National Veterinary Research Institute, Pulawy, Poland
Monika Szymańska-Czerwińska
Department of Cattle and Sheep Diseases, National Veterinary Research Institute, Pulawy, Poland