title: Sentinel flock monitoring procedures for western encephalomyelitis in Manitoba-1975.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000032:analysis; D002645:Chickens; D004667:Encephalitis Virus, Western Equine / Q000276:immunology; D004683:Encephalomyelitis, Equine / Q000453:epidemiology / Q000662:veterinary*; D008350:Manitoba; D008722:Methods; D011159:Population Surveillance; D011201:Poultry Diseases / Q000453:epidemiology*
chemical_list: D000914:Antibodies, Viral