title: Antibody titers and blood levels of DDT after diphtheric immunization in children.
mesh_terms: D000907:Antibodies, Bacterial / Q000032:analysis*; D003634:DDT / Q000097:blood* / Q000276:immunology; D004168:Diphtheria Toxoid / Q000627:therapeutic use; D013745:Tetanus Toxoid / Q000627:therapeutic use
chemical_list: D000907:Antibodies, Bacterial; D004168:Diphtheria Toxoid; D013745:Tetanus Toxoid; D003634:DDT