[Estrogens during pregnancy. II. Esrogens and premature labor].
D045166:Estradiol Congeners; D004967:Estrogens; D005260:Female; D020073:Gravidity; D006801:Humans; D007752:Obstetric Labor, Premature; D011247:Pregnancy / Q000502:physiology
D045166:Estradiol Congeners; D004967:Estrogens
PREGNANCY/physiology