title: Prevalence of avian encephalomyelitis in turkey breeder flocks.
mesh_terms: D000818:Animals; D004625:Embryo, Nonmammalian; D004679:Encephalomyelitis / Q000453:epidemiology / Q000276:immunology / Q000662:veterinary*; D008910:Minnesota; D011201:Poultry Diseases / Q000453:epidemiology* / Q000276:immunology; D014422:Turkeys; D014765:Viral Vaccines
chemical_list: D014765:Viral Vaccines