title: An improved method based on the Porter--Silber reaction for determining 17-hydroxycorticosteroids in urine.
mesh_terms: D015065:17-Hydroxycorticosteroids / Q000652:urine*; D000328:Adult; D002849:Chromatography, Gas; D000431:Ethanol; D005260:Female; D006801:Humans; D007202:Indicators and Reagents; D008722:Methods; D011247:Pregnancy; D013464:Sulfuric Acids
chemical_list: D015065:17-Hydroxycorticosteroids; D007202:Indicators and Reagents; D013464:Sulfuric Acids; D000431:Ethanol