title: Bovine spongiform encephalopathy: observations on the incidence during 1992.
authors: Epidemiology Department, Central Veterinary Laboratory, Addlestone, Surrey.
authors: J W
authors: JW
authors: Wilesmith
authors: J B
authors: JB
authors: Ryan
mesh_terms: D000367:Age Factors; D000818:Animals; D002417:Cattle; D016643:Encephalopathy, Bovine Spongiform / Q000453:epidemiology*; D004739:England / Q000453:epidemiology; D015994:Incidence