National birthweight-specific infant mortality surveillance: preliminary analysis--United States, 1980.
D000293:Adolescent; D000328:Adult; D001741:Black or African American; D001724:Birth Weight; D002648:Child; D005260:Female; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D008297:Male; D008423:Maternal Age; D008875:Middle Aged; D011159:Population Surveillance; D011247:Pregnancy; D011272:Pregnancy, Multiple; D012737:Sex Factors; D014481:United States; D044465:White People