[On the practical obstetrical relations of perinatal mortality].
D005260:Female; D005313:Fetal Death; D006801:Humans; D007226:Infant Mortality; D009774:Obstetrics; D066087:Perinatal Death; D054238:Perinatal Mortality; D011247:Pregnancy; D011248:Pregnancy Complications
FETAL DEATH; INFANT MORTALITY; PREGNANCY COMPLICATIONS