title: Occurrence of encephalitis caused by infectious bovine rhinotracheitis virus in calves in hungary.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D004679:Encephalomyelitis / Q000453:epidemiology / Q000662:veterinary*; D006566:Herpesviridae Infections / Q000150:complications / Q000662:veterinary*; D006814:Hungary