Authors
Joanna Sajewicz-Krukowska
joanna.sajewicz@piwet.pulawy.pl
Department of Poultry Diseases, National Veterinary Research Institute, Pulawy, Poland
Monika Olszewska-Tomczyk
Department of Poultry Diseases, National Veterinary Research Institute, Pulawy, Poland
Katarzyna Domańska-Blicharz
Department of Poultry Diseases, National Veterinary Research Institute, Pulawy, Poland