Comparative studies of serum neuraminidase, free and erythrocytes surface sialic acid, packed cell volume and haemagglutination inhibition antibodies of chickens vaccinated with different Newcastle disease virus vaccines - Oladele, Sunday Blessing; Nok, Andrew Jonathan; Abdu, Paul; Sa'idu, Lawal; Esievo, King Akpofure Nelson (2006)
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Keywords: Newcastleska bolest -- Cijepljenje