title: Separation of urinary androstanediol and pregnanediol isomers by a combined gas-liquid chromatography-thin-layer chromatography method.
mesh_terms: D000731:Androstanes / Q000652:urine*; D002849:Chromatography, Gas; D002854:Chromatography, Paper; D002855:Chromatography, Thin Layer; D005782:Gels; D006914:Hydroxysteroids / Q000652:urine; D007536:Isomerism; D011276:Pregnanediol / Q000652:urine*; D012822:Silicon Dioxide; D012997:Solvents
chemical_list: D000731:Androstanes; D005782:Gels; D006914:Hydroxysteroids; D012997:Solvents; D012822:Silicon Dioxide; D011276:Pregnanediol