title: Effect of infectious bronchitis vaccination on the performance of live Newcastle disease vaccine.
mesh_terms: D000818:Animals; D002645:Chickens; D003332:Coronaviridae / Q000276:immunology*; D001351:Infectious bronchitis virus / Q000276:immunology*; D009521:Newcastle Disease / Q000276:immunology*; D009522:Newcastle disease virus / Q000276:immunology*; D009883:Ophthalmic Solutions; D013997:Time Factors; D014611:Vaccination / Q000662:veterinary*; D014765:Viral Vaccines / Q000008:administration & dosage
chemical_list: D009883:Ophthalmic Solutions; D014765:Viral Vaccines