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Levels of polychlorinated dibenzo-p-dioxin/polychlorinated dibenzofuran (PCDD/Fs) and polychlorinated biphenyl (PCBs) in food by temporal trend. (A) Fishes; (B) seafood; (C) meats; (D) dairy; (E) eggs; (F) vegetables; (G) cereals; (H) fruits; and (I) oils. TEQ = toxic equivalency factor; WHO = World Health Organization.
