Infant mortality.
D000367:Age Factors; D044383:Black People; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D011295:Prenatal Care; D044469:Racial Groups; D012959:Socioeconomic Factors; D014481:United States; D044465:White People; D001741:Black or African American