The use of egg yolk for passive immunization of chickens against Newcastle disease.
D000818:Animals; D002645:Chickens; D004530:Egg Yolk; D005260:Female; D006385:Hemagglutination Inhibition Tests; D007112:Immunity, Maternally-Acquired; D007273:Injections, Intramuscular; D009521:Newcastle Disease / Q000517:prevention & control / Q000662:veterinary*; D011201:Poultry Diseases / Q000517:prevention & control*