© 2017 Magdalena Skarżyńska, Andrzej Hoszowski, Magdalena Zając, Anna Lalak, Ilona Samcik, Renata Kwit, Dariusz Wasyl, published by National Veterinary Research Institute in Pulawy
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.