Section, [act July 1, 1944, ch. 373], title XIII, § 1312, formerly title VII, § 712, as added [Feb. 28, 1948, ch. 83, § 9(b)], [62 Stat. 47]; renumbered title VIII, § 812, [July 30, 1956, ch. 779, § 3(b)], [70 Stat. 721]; renumbered title IX, § 912, Sept. 4, 1964, [Pub. L. 88–581, § 4(b)], [78 Stat. 919]; renumbered title X, § 1012, Oct. 6, 1965, [Pub. L. 89–239, § 3(b)], [79 Stat. 931]; renumbered title XI, § 1112, Dec. 24, 1970, [Pub. L. 91–572, § 6(b)], [84 Stat. 1506]; renumbered title XII, § 1212, May 16, 1972, [Pub. L. 92–294, § 3(b)], [86 Stat. 137]; renumbered title XIII, § 1312, Nov. 16, 1973, [Pub. L. 93–154, § 2(b)(2)], [87 Stat. 604], provided for retirement of certain officers of Reserve Corps of the Public Health Service for disability.