title: Simultaneous separation of common mammalian   4 -3-oxosteroids and oestrogens using two-dimensional thin-layer chromatography.
mesh_terms: D000311:Adrenal Glands / Q000032:analysis; D000818:Animals; D002247:Carbon Isotopes; D002855:Chromatography, Thin Layer; D004967:Estrogens / Q000032:analysis*; D005260:Female; D006801:Humans; D006900:Hydroxylation; D007664:Ketosteroids / Q000032:analysis; D008297:Male; D008722:Methods; D010053:Ovary / Q000032:analysis; D010920:Placenta / Q000032:analysis; D013737:Testis / Q000032:analysis
chemical_list: D002247:Carbon Isotopes; D004967:Estrogens; D007664:Ketosteroids