Organochlorine pesticide levels in barn owls collected in León, Spain.
D000818:Animals; D001717:Birds / Q000378:metabolism*; D006843:Hydrocarbons, Chlorinated; D007306:Insecticides / Q000032:analysis*; D010573:Pesticide Residues / Q000032:analysis*; D013030:Spain
D006843:Hydrocarbons, Chlorinated; D007306:Insecticides; D010573:Pesticide Residues