title: Identification of estra-1,3,5(10),16-tetraen-3-ol (estratetraenol) from the urine of pregnant women (1).
mesh_terms: D002849:Chromatography, Gas; D002852:Chromatography, Ion Exchange; D002855:Chromatography, Thin Layer; D004962:Estranes / Q000652:urine*; D004967:Estrogens / Q000652:urine; D005260:Female; D006801:Humans; D011247:Pregnancy; D012822:Silicon Dioxide; D013053:Spectrophotometry
chemical_list: D004962:Estranes; D004967:Estrogens; D012822:Silicon Dioxide