1981—Pub. L. 97–35, title XXI, § 2192(a), Aug. 13, 1981, 95 Stat. 818, substituted “MATERNAL AND CHILD HEALTH SERVICES BLOCK GRANT” for “MATERNAL AND CHILD HEALTH AND CRIPPLED CHILDREN’S SERVICES” as the heading of title V of the Social Security Act [this subchapter] as part of the general revision of this subchapter.