title: Determination of part-per-trillion levels of polychlorinated dibenzofurans and dioxins in environmental samples.
mesh_terms: D000818:Animals; D001572:Benzofurans / Q000032:analysis*; D001717:Birds / Q000378:metabolism; D004147:Dioxins / Q000032:analysis*; D004785:Environmental Pollutants / Q000032:analysis*; D011078:Polychlorinated Biphenyls / Q000032:analysis; D012474:Salmon / Q000378:metabolism; D012989:Soil Pollutants / Q000032:analysis
chemical_list: D001572:Benzofurans; D004147:Dioxins; D004785:Environmental Pollutants; D012989:Soil Pollutants; C023614:dibenzofuran; D011078:Polychlorinated Biphenyls; C020887:dibenzo(1,4)dioxin; C014211:2,3,7,8-tetrachlorodibenzofuran