title: A rapid gas-liquid chromatographic method for the quantitation of urinary estrone, estradiol-17 , estriol, and pregnanediol throughout pregnancy.
mesh_terms: D002849:Chromatography, Gas; D002852:Chromatography, Ion Exchange; D004958:Estradiol / Q000652:urine*; D004964:Estriol / Q000652:urine*; D004970:Estrone / Q000652:urine*; D005260:Female; D006801:Humans; D006868:Hydrolysis; D008722:Methods; D011247:Pregnancy; D011276:Pregnanediol / Q000652:urine*; D013997:Time Factors
chemical_list: D004970:Estrone; D004958:Estradiol; D004964:Estriol; D011276:Pregnanediol