[Elderly primiparas (considerations on the incidence and course of puerperium in 9,040 deliveries, from 1955 to 1959)].
D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D015994:Incidence; D009774:Obstetrics / Q000706:statistics & numerical data*; D049590:Postpartum Period; D011247:Pregnancy; D018566:Pregnancy, High-Risk
OBSTETRICS/statistics