Columbia subject headings:
Lead abatement--Government policy--United States.
Lead based paint--Removal--Government policy--United States.
Lead poisoning in children--Prevention--Government policy--United States.
Harvard subject headings:
Lead abatement--Government policy--United States.
Lead based paint--Removal--Government policy--United States.
Lead-poisoning in children--Prevention--Government policy--United States.
Princeton subject headings:
Lead abatement--Government policy--United States.
Lead based paint--Removal--Government policy--United States.
Lead poisoning in children--Prevention--Government policy--United States.