[A method for quantitative measurement of dilatation and lowering of the cervix uteri during delivery].
D002584:Cervix Uteri; D036861:Delivery, Obstetric; D004106:Dilatation; D004864:Equipment and Supplies; D005260:Female; D006801:Humans; D009774:Obstetrics / Q000600:supply & distribution*; D011247:Pregnancy
DELIVERY; OBSTETRICS/equipment and supplies