Measuring obstetric risks of prematurity: a preliminary analysis of neonatal death.
D000328:Adult; D001724:Birth Weight; D005260:Female; D005313:Fetal Death; D006454:Hemoglobins; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D008423:Maternal Age; D008722:Methods; D010298:Parity; D011247:Pregnancy; D011248:Pregnancy Complications; D011379:Prognosis; D013223:Statistics as Topic
D006454:Hemoglobins