Section, act July 1, 1944, ch. 373, title XIII, §1311, formerly title VII, §711, as added Feb. 28, 1948, ch. 83, §9(b), 62 Stat. 47
; renumbered title VIII, §811, July 30, 1956, ch. 779, §3(b), 70 Stat. 721
; renumbered title IX, §911, Sept. 4, 1964,
Pub. L. 88–581, §4(b), 78 Stat. 919
; renumbered title X, §1011, Oct. 6, 1965,
Pub. L. 89–239, §3(b), 79 Stat. 931
; renumbered title XI, §1111, Dec. 24, 1970,
Pub. L. 91–572, §6(b), 84 Stat. 1506
; renumbered title XII, §1211, May 16, 1972,
Pub. L. 92–294, §3(b), 86 Stat. 137
; renumbered title XIII, §1311, Nov. 16, 1973,
Pub. L. 93–154, §2(b)(2), 87 Stat. 604
, provided for appointment to higher grades of Public Health Service officers for mental health and hospital construction activities.