Comparison of the pathogenesis of Newcastle disease virus and influenza B virus in chicken embryos.
D000818:Animals; D002642:Chick Embryo; D002645:Chickens; D009981:Influenza B virus; D007251:Influenza, Human; D008460:Meat; D009521:Newcastle Disease; D009522:Newcastle disease virus
INFLUENZA, ASIAN/experimental; NEWCASTLE DISEASE/experimental