title: A simple chromatographic method for the estimation of small amounts of 17,21-dihydroxy-20-ketosteroids in urine.
mesh_terms: D015065:17-Hydroxycorticosteroids / Q000652:urine*; D055598:Chemical Phenomena; D002621:Chemistry; D002850:Chromatography, Gel; D003124:Colorimetry; D008722:Methods; D012822:Silicon Dioxide
chemical_list: D015065:17-Hydroxycorticosteroids; D012822:Silicon Dioxide