Section, added
Pub. L. 93–274, § 1(4), May 6, 1974,
88 Stat. 95; amended
Pub. L. 94–273, § 43, Apr. 21, 1976,
90 Stat. 381;
Pub. L. 96–107, title VIII, § 804(b), Nov. 9, 1979,
93 Stat. 812;
Pub. L. 96–284, § 3(b)(1)–(5), June 28, 1980,
94 Stat. 590, 591, related to special pay for medical officers of the Public Health Service who execute active duty agreements.