Karwan-Płońska, A [Analysis of pregnancy and delivery ways in nulliparous women over 30 years old]. [electronic resource] - Ginekologia polska Aug 2000 - 733-7 p. digital Publication Type: English Abstract; Journal Article ISSN: 0017-0011 Subjects--Topical Terms: AdultAge FactorsDelivery, ObstetricFemaleHumansLabor, Obstetric--physiologyParity--physiologyPregnancyPregnancy Complications