Social security, medical care for the aged amendments : hearings before the Committee on Finance, United States Senate, Eighty-eighth Congress, second session, on H.R. 11865, an act to increase benefits under the federal old-age, survivors, and disability insurance system, to provide child's insurance benefits beyond age 18 while in school, to provide widow's benefits at age 60 on a reduced basis, to provide benefits for certain individuals not otherwise eligible at age 72, to improve the actuarial status of the trust funds, to extend coverage, and for other purposes