Immune response of chickens to six strains of Newcastle disease virus as measured by hemagglutination-inhibition test.
D000818:Animals; D000906:Antibodies; D002645:Chickens; D006385:Hemagglutination Inhibition Tests; D009521:Newcastle Disease / Q000276:immunology*; D011201:Poultry Diseases / Q000276:immunology*; D014611:Vaccination; D014765:Viral Vaccines
D000906:Antibodies; D014765:Viral Vaccines