[ELDERLY PRIMAPARAE AS AN OBSTETRIC WARD PROBLEM].
D000375:Aging; D001699:Biometry; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications; D013223:Statistics as Topic
AGING; PREGNANCY; PREGNANCY COMPLICATIONS; STATISTICS
STARE PIERWIASTKI JAKO PROBLEM W SALI PORODOWEJ.