Oestrogens in the medium of tissue culture of human chorionic villi.
D002845:Chromatography; D046508:Culture Techniques; D004967:Estrogens / Q000378:metabolism*; D005321:Extraembryonic Membranes / Q000378:metabolism*; D005260:Female; D006801:Humans; D011247:Pregnancy
D004967:Estrogens