title: British sheep still contaminated by Chernobyl fallout.
mesh_terms: D000059:Accidents; D000818:Animals; D004739:England; D004784:Environmental Monitoring; D006801:Humans; D008452:Maximum Allowable Concentration; D009688:Nuclear Reactors; D011847:Radioactive Fallout; D012756:Sheep; D014455:Ukraine
chemical_list: D011847:Radioactive Fallout