title: Beef blockade greets first mad cow in United States.
authors.forename: Rex
authors.initials: R
authors.lastname: Dalton
authors.forename: Erika
authors.initials: E
authors.lastname: Check
mesh_terms: D000416:Alberta; D000821:Animal Feed / Q000592:standards; D000818:Animals; D002417:Cattle; D003132:Commerce / Q000331:legislation & jurisprudence*; D016643:Encephalopathy, Bovine Spongiform / Q000175:diagnosis / Q000517:prevention & control* / Q000635:transmission; D019649:Food Industry / Q000331:legislation & jurisprudence* / Q000592:standards; D005523:Food Supply / Q000331:legislation & jurisprudence / Q000592:standards; D006801:Humans; D008460:Meat / Q000592:standards*; D014481:United States