Section, added Pub. L. 85–861, § 1(178)(C), Sept. 2, 1958, 72 Stat. 1526; Pub. L. 86–559, § 1(56), June 30, 1960, 74 Stat. 276, placed restrictions on promotion consideration of Air Force nurses, medical specialists, and female officers being considered for promotion to the Reserve grades of lieutenant colonel and colonel.