Patterns of labor as indicators of risk.
D002584:Cervix Uteri / Q000502:physiology; D036861:Delivery, Obstetric; D004106:Dilatation; D005260:Female; D005313:Fetal Death; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007746:Labor Presentation; D007744:Obstetric Labor Complications / Q000209:etiology* / Q000401:mortality; D011247:Pregnancy; D013997:Time Factors