title: Sheep brain pool experiment 'will not yield valid results'.
mesh_terms: D000818:Animals; D001921:Brain / Q000382:microbiology*; D002417:Cattle; D003955:Diagnostic Tests, Routine / Q000592:standards*; D016643:Encephalopathy, Bovine Spongiform / Q000175:diagnosis* / Q000382:microbiology; D007753:Laboratories / Q000592:standards; D011237:Predictive Value of Tests; D012756:Sheep; D012757:Sheep Diseases / Q000175:diagnosis* / Q000382:microbiology; D006113:United Kingdom