title: A modified method for the estimation of pregnanediol, pregnanetriol and seven common 17-ketosteroids in urine by gas-liquid chromatography.
mesh_terms: D015068:17-Ketosteroids / Q000652:urine*; D000328:Adult; D002849:Chromatography, Gas; D005260:Female; D006801:Humans; D006868:Hydrolysis; D008297:Male; D008722:Methods; D011276:Pregnanediol / Q000652:urine*; D011279:Pregnanetriol / Q000652:urine*; D012737:Sex Factors; D012825:Silicon; D012908:Snails
chemical_list: D015068:17-Ketosteroids; D011279:Pregnanetriol; D011276:Pregnanediol; D012825:Silicon