The epidemiology of fascioliasis in Northern Ireland.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D005211:Fascioliasis / Q000453:epidemiology* / Q000662:veterinary*; D009660:Northern Ireland; D012621:Seasons; D012756:Sheep; D012757:Sheep Diseases / Q000453:epidemiology*; D014887:Weather