Wonder drugs : hearings before the Subcommittee on Patents, Trademarks, and Copyrights of the Committee on the Judiciary, United States Senate, Eighty fourth Congress, second session, pursuant to S. Res. 167, on licensing of United States Government owned patents; removal of obstacles to the production of essential materials from the cheapest source for the manufacture of cortisone and other hormones. July 5 and 6, 1956.

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