title: Investigation of vCJD cluster points to butchering practices.
mesh_terms: D000293:Adolescent; D000328:Adult; D000818:Animals; D016022:Case-Control Studies; D002417:Cattle; D007562:Creutzfeldt-Jakob Syndrome / Q000209:etiology*; D016643:Encephalopathy, Bovine Spongiform / Q000635:transmission*; D005506:Food Contamination; D006801:Humans; D008460:Meat; D012307:Risk Factors