Section, act July 1, 1944, ch. 373, title VI, § 644, formerly § 624, as added Aug. 18, 1964,
Pub. L. 88–443, § 3(a),
78 Stat. 459, and renumbered § 644, June 30, 1970,
Pub. L. 91–296, title II, § 201,
84 Stat. 344, provided for research, experiments and demonstrations in utilization of medical facilities, authorization, grants-in-aid, amounts, payment, conditions, authorization of appropriations, and right of recovery of United States Government. See section
242b of this title.
Provisions similar to those comprising this section were contained in a prior section
291n, act July 1, 1944, ch. 373, title VI, § 636, as added Oct. 25, 1949, ch. 722, § 5,
63 Stat. 900; amended Oct. 6, 1961,
Pub. L. 87–395, § 4,
75 Stat. 825, prior to the general amendment of this subchapter by
Pub. L. 88–443.