title: Anopheles culicifacies (Diptera: Culicidae): DDT resistance in Sri Lanka prior to and after cessation of DDT spraying.
mesh_terms: D000818:Animals; D000852:Anopheles / Q000187:drug effects*; D003634:DDT; D007305:Insecticide Resistance; D009032:Mosquito Control; D013188:Sri Lanka
chemical_list: D003634:DDT