United States Code Title 42 — The Public Health and Welfare §§ 721 to 728. Repealed. Pub. L. 90–248, title II, § 240(e)(1), Jan. 2, 1968, 81 Stat. 915 §§ 721 to 728. Repealed. Pub. L. 90–248, title II, § 240(e)(1), Jan. 2, 1968, 81 Stat. 915