Authors
Hanna Różańska
Department of Hygiene of Food of Animal Origin, National Veterinary Research Institute, Pulawy, Poland
Mirosław Michalski
Department of Hygiene of Food of Animal Origin, National Veterinary Research Institute, Pulawy, Poland
Jacek Osek
Department of Hygiene of Food of Animal Origin, National Veterinary Research Institute, Pulawy, Poland