Isolation of delta 5,7,9-oestratrienol-3-one-17 from the urine of pregnant mares.
D000818:Animals; D001826:Body Fluids; D003271:Contraceptive Agents, Female; D004967:Estrogens / Q000652:urine*; D005260:Female; D006736:Horses; D006801:Humans; D011247:Pregnancy / Q000652:urine
D003271:Contraceptive Agents, Female; D004967:Estrogens
ESTROGENS/in urine; PREGNANCY/urine in