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Published in 2019 at "Poultry Science"
DOI: 10.3382/ps/pey555
Abstract: ABSTRACT Newcastle disease virus (NDV)āattenuated vaccine has been widely used to prevent ND in poultry flocks, while many reports also mentioned the exogenous virus contamination in attenuated vaccines, which might be the reason for the…
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Keywords:
attenuated vaccine;
virus;
pathogenicity;
ciav ... See more keywords