title: Incidence of clinical coccidiosis in chickens in the Ontario Veterinary Services Branch Records 1973--1977.
mesh_terms: D000818:Animals; D002645:Chickens; D003048:Coccidiosis / Q000453:epidemiology / Q000662:veterinary*; D009864:Ontario; D011201:Poultry Diseases / Q000453:epidemiology*