Expenditure of federal funds for purchase of Salk polio vaccine.
Subtitle: Hearings before a subcommittee of the Committee on Government Operations
By: House of Representatives, Eighty-fourth Congress, second session.
Publisher: U. S. Congress
Published: 1956
Place of publication: [Washington
Language: eng
Number of pages: 185
Notes: October 11 and 12, 1956.