On This Day March 26

Dr. Jonas Salk, the associate professor of bacteriology and head of the Virus Research Laboratory at the University of Pittsburgh's School of Medicine began working on the polio vaccine in 1948.After several years of research, which involved controversially injecting children with test versions, Dr. Jonas Salk announced on a national radio show on March 26, 1953, that he had successfully tested a vaccine against poliomyelitis on a small group of adults and children..

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