The efficacy of x-ray pelvimetry.
D001946:Breech Presentation; D002585:Cesarean Section; D005260:Female; D006801:Humans; D007226:Infant Mortality; D007743:Labor, Obstetric; D007744:Obstetric Labor Complications / Q000000981:diagnostic imaging / Q000209:etiology; D010387:Pelvimetry; D011247:Pregnancy; D011859:Radiography