title: More on scrapie.
authors.forename: C P
authors.initials: CP
authors.lastname: Ryan
mesh_terms: D000818:Animals; D002417:Cattle; D007562:Creutzfeldt-Jakob Syndrome / Q000209:etiology*; D006801:Humans; D015994:Incidence; D008907:Mink; D012608:Scrapie / Q000453:epidemiology* / Q000635:transmission; D012756:Sheep; D014481:United States / Q000453:epidemiology; D016885:United States Department of Agriculture