title: Safeguards strengthened against mad cow disease.
mesh_terms: D000818:Animals; D002417:Cattle; D016643:Encephalopathy, Bovine Spongiform / Q000517:prevention & control*; D006801:Humans; D007881:Legislation, Food; D008461:Meat Products; D014481:United States; D014486:United States Food and Drug Administration