Risk of vaginal breech delivery.
D001238:Asphyxia Neonatorum / Q000517:prevention & control; D001720:Birth Injuries / Q000517:prevention & control; D001946:Breech Presentation; D036861:Delivery, Obstetric; D005260:Female; D005313:Fetal Death / Q000517:prevention & control; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007226:Infant Mortality; D007231:Infant, Newborn; D007746:Labor Presentation; D011247:Pregnancy; D012306:Risk