The formation of estriol in the fetoplacental unit during pregnancy.
D000311:Adrenal Glands / Q000378:metabolism; D002247:Carbon Isotopes; D002845:Chromatography; D003687:Dehydroepiandrosterone / Q000378:metabolism*; D004964:Estriol / Q000096:biosynthesis*; D004967:Estrogens / Q000378:metabolism; D005260:Female; D005333:Fetus / Q000378:metabolism*; D006801:Humans; D066298:In Vitro Techniques; D008099:Liver / Q000378:metabolism; D010920:Placenta / Q000378:metabolism*; D011247:Pregnancy; D014316:Tritium
D002247:Carbon Isotopes; D004967:Estrogens; D014316:Tritium; D003687:Dehydroepiandrosterone; D004964:Estriol