Food contamination.
D000818:Animals; D002417:Cattle; D002645:Chickens; D005506:Food Contamination / Q000009:adverse effects*; D006801:Humans; D009821:Oils / Q000009:adverse effects*; D012275:Oryza; D011078:Polychlorinated Biphenyls / Q000009:adverse effects*
D009821:Oils; D011078:Polychlorinated Biphenyls