[New paper chromatographic separation methods for labile forms of estrogens present in the urine of pregnant subjects].
D001826:Body Fluids; D002854:Chromatography, Paper; D003271:Contraceptive Agents, Female; D045166:Estradiol Congeners; D004967:Estrogens; D005260:Female; D006801:Humans; D011247:Pregnancy
D003271:Contraceptive Agents, Female; D045166:Estradiol Congeners; D004967:Estrogens
ESTROGENS; PREGNANCY