Context

Context of Investigation and control of pneumonia, influenza, and the common cold. : Hearings before a subcommittee of the Committee on Education and Labor, United States Senate, Seventy-sixth Congress, third session, on S. 3914, a bill to impose additional duties upon the United States Public Health Service in connection with investigation and control of pneumonia, influenza, and the common cold. May 6 and 10, 1940
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