title: Epidemiology of lead poisoning in cattle--a five-year study in Iowa.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000097:blood / Q000175:diagnosis / Q000453:epidemiology*; D004812:Epidemiologic Methods; D007484:Iowa; D007855:Lead Poisoning / Q000097:blood / Q000175:diagnosis / Q000453:epidemiology / Q000662:veterinary*; D013997:Time Factors