Polio vaccines
Subtitle: hearings before a subcommittee of the Committee on Interstate and Foreign Commerce, House of Representatives, Eighty-seventh Congress, first session
Publisher: U.S. G.P.O.
Published: 1961
Place of publication: Washington, D.C
Language: eng
Number of pages: 356
Subjects: Poliomyelitis vaccine; Poliomyelitis -- United States -- Prevention