[Comparison of three methods in determining the antibody against diphtheria toxin].
D000907:Antibodies, Bacterial / Q000032:analysis*; D004167:Diphtheria Toxin / Q000276:immunology*; D004797:Enzyme-Linked Immunosorbent Assay; D006386:Hemagglutination Tests; D006801:Humans; D007428:Intradermal Tests
D000907:Antibodies, Bacterial; D004167:Diphtheria Toxin