Changing patterns in health services for mothers and children. Development of comprehensive care programs under federal legislation.
D002662:Child Health Services; D002675:Child, Preschool; D003191:Comprehensive Health Care; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008427:Maternal Health Services; D014481:United States