title: Lungworm infection in cattle.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology / Q000276:immunology; D004022:Dictyocaulus Infections / Q000453:epidemiology / Q000276:immunology / Q000662:veterinary*; D007110:Immunity, Active; D014481:United States