Fetal and neonatal mortality in white middle class infants. Mortality risks by gestational age and weight.
D001724:Birth Weight; D005260:Female; D005313:Fetal Death / Q000453:epidemiology*; D005865:Gestational Age; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D012923:Social Class; D012959:Socioeconomic Factors; D044465:White People