title: Studies on phenolic steroids in human subjects. 13. A rapid assay of urinary estrogen conjugates in pregnancy.
mesh_terms: D002845:Chromatography; D004966:Estrogens, Conjugated (USP) / Q000652:urine*; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008722:Methods; D011247:Pregnancy; D013053:Spectrophotometry; D013995:Time
chemical_list: D004966:Estrogens, Conjugated (USP)