Section, act July 1, 1944, ch. 373, title III, § 313, formerly § 309, as added Sept. 8, 1960,
Pub. L. 86–720, § 1(a),
74 Stat. 819; amended Aug. 27, 1964,
Pub. L. 88–497, § 3,
78 Stat. 613; Nov. 3, 1966,
Pub. L. 89–749, § 4,
80 Stat. 1190; Dec. 5, 1967,
Pub. L. 90–174, §§ 2(g),
8
(c),
81 Stat. 534, 540; Aug. 16, 1968,
Pub. L. 90–490, title III, § 302(a),
82 Stat. 788; Mar. 12, 1970,
Pub. L. 91–208, §§ 1,
2,
84 Stat. 52; June 30, 1970,
Pub. L. 91–296, title IV, § 401(b)(1)(B),
84 Stat. 352; June 18, 1973,
Pub. L. 93–45, title I, § 104(b), (c),
87 Stat. 91; renumbered § 313 and amended July 23, 1974,
Pub. L. 93–353, title I, § 102(c),
88 Stat. 362; Oct. 12, 1976,
Pub. L. 94–484, title I, § 101(a)(2), (3),
90 Stat. 2244, related to graduate public health training grants.