[Plasma levels of placental steroid hormones in physiological pregnancy].
D004967:Estrogens / Q000097:blood*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*
D004967:Estrogens; D011374:Progesterone
Soderzhanie steroidnykh gormonov platsenty v plazme krovi pri fiziologicheskoĭ beremennosti.