title: Organchlorine pesticides and PCBs distribution in tissues of purple heron and spoon duck from the biological reserve of Doñana (Spain).
mesh_terms: D000818:Animals; D001717:Birds / Q000378:metabolism*; D004372:Ducks / Q000378:metabolism*; D007306:Insecticides / Q000378:metabolism*; D010573:Pesticide Residues / Q000032:analysis; D011078:Polychlorinated Biphenyls / Q000378:metabolism*; D013030:Spain
chemical_list: D007306:Insecticides; D010573:Pesticide Residues; D011078:Polychlorinated Biphenyls