From the Centers for Disease Control and Prevention. Infant mortality--United States, 1991.
D044383:Black People; D006801:Humans; D007223:Infant; D007226:Infant Mortality / Q000639:trends*; D007231:Infant, Newborn; D014481:United States / Q000453:epidemiology; D044465:White People; D001741:Black or African American