Child health policy--an overview of federal involvement.
D000293:Adolescent; D002648:Child; D002662:Child Health Services / Q000266:history / Q000331:legislation & jurisprudence*; D002669:Child Welfare / Q000266:history / Q000331:legislation & jurisprudence*; D006291:Health Policy; D049673:History, 20th Century; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008484:Medicaid; D014481:United States