title: DDT. as chemical insecticide and the biological control.
mesh_terms: D000328:Adult; D002648:Child; D003634:DDT / Q000009:adverse effects / Q000494:pharmacology*; D006801:Humans; D007300:Insect Control; D007306:Insecticides / Q000009:adverse effects
chemical_list: D007306:Insecticides; D003634:DDT