Four million chickens get Newcastle disease vaccine.
D000818:Animals; D002645:Chickens; D004196:Disease Outbreaks / Q000517:prevention & control / Q000662:veterinary*; D009517:New South Wales / Q000453:epidemiology; D009521:Newcastle Disease / Q000453:epidemiology / Q000517:prevention & control*; D009522:Newcastle disease virus / Q000276:immunology*; D014765:Viral Vaccines
D014765:Viral Vaccines