[Fetal mortality in twin deliveries. A 10 year survey].
D001724:Birth Weight; D036861:Delivery, Obstetric; D005260:Female; D005313:Fetal Death; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D011247:Pregnancy; D014427:Twins