title: Pathogenicity of Newcastle disease viruses (NDV) isolated from pigeons, chickens and pheasants, and the protective effect of vaccination of NDV strain B1.
mesh_terms: D000818:Animals; D001715:Bird Diseases / Q000382:microbiology* / Q000517:prevention & control; D001717:Birds / Q000382:microbiology; D002642:Chick Embryo; D002645:Chickens / Q000382:microbiology; D010856:Columbidae / Q000382:microbiology; D004196:Disease Outbreaks / Q000662:veterinary*; D009521:Newcastle Disease / Q000382:microbiology* / Q000517:prevention & control; D009522:Newcastle disease virus / Q000276:immunology / Q000472:pathogenicity*; D013047:Specific Pathogen-Free Organisms; D014611:Vaccination / Q000662:veterinary; D014765:Viral Vaccines
chemical_list: D014765:Viral Vaccines