Polish Journal of Veterinary Sciences
Polish Journal of Veterinary Sciences > 2008 > 11 > 2 > 105-111
Polish Journal of Veterinary Sciences > 2008 > 11 > 2 > 97-104
Polish Journal of Veterinary Sciences > 2008 > 11 > 2 > 147-149
Polish Journal of Veterinary Sciences > 2008 > 11 > 2 > 105-111
Polish Journal of Veterinary Sciences > 2008 > 11 > 2 > 97-104
Polish Journal of Veterinary Sciences > 2008 > 11 > 2 > 147-149