title: A comparison of chromogenic substrates for horseradish peroxidase as a label in steroid enzyme immunoassay.
mesh_terms: D002863:Chromogenic Compounds; D004797:Enzyme-Linked Immunosorbent Assay; D006735:Horseradish Peroxidase; D010544:Peroxidases; D013256:Steroids / Q000032:analysis*
chemical_list: D002863:Chromogenic Compounds; D013256:Steroids; D006735:Horseradish Peroxidase; D010544:Peroxidases