title: Prevalence, geographic distribution, and hosts of Cooperia surnabada Antipin, 1931, and C. oncophora (Railliet, 1898) Ransom, 1907, in the United States.
mesh_terms: D000818:Animals; D001188:Artiodactyla; D002020:Buffaloes; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D003670:Deer; D004463:Ecology; D008297:Male; D012756:Sheep; D012757:Sheep Diseases / Q000453:epidemiology*; D013045:Species Specificity; D014251:Trichostrongyloidea / Q000145:classification*; D014252:Trichostrongyloidiasis / Q000453:epidemiology / Q000662:veterinary*; D014481:United States