title: Northern Ireland disease surveillance, April to June 2011.
mesh_terms: D000820:Animal Diseases / Q000453:epidemiology* / Q000517:prevention & control / Q000635:transmission; D000818:Animals; D001717:Birds; D002417:Cattle; D003140:Communicable Disease Control; D003141:Communicable Diseases / Q000453:epidemiology / Q000662:veterinary*; D006736:Horses; D009660:Northern Ireland / Q000453:epidemiology; D018571:Sentinel Surveillance / Q000662:veterinary*; D012756:Sheep; D013552:Swine