title: Relationship of normal and abnormal late labor patterns to perinatal mortality.
mesh_terms: D000328:Adult; D005260:Female; D005316:Fetal Distress / Q000175:diagnosis / Q000209:etiology; D005323:Fetal Monitoring; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007743:Labor, Obstetric; D007744:Obstetric Labor Complications; D011247:Pregnancy; D014481:United States