 Britannica, T. E. (2019, March 11). Jonas Salk. Retrieved April 17, 2019, from https://www.britannica.com/biography/Jonas-Salk Klein, C. (2014, October 28). 8 Things You May Not Know About Jonas Salk and the Polio Vaccine. Retrieved April 17, 2019, from https://www.history.com/news/8-things-you-may-not-know-about-jonas-salk-and-the-polio-vaccine Jonas Salk and Albert Bruce Sabin. (2018, January 11). Retrieved April 17, 2019, from https://www.sciencehistory.org/historical-profile/jonas-salk-and-albert-bruce-sabin Britannica, T. E. (2019, March 14). Polio. Retrieved April 17, 2019, from https://www.britannica.com/science/polio Britannica, T. E. (2017, November 30). Polio vaccine. Retrieved April 17, 2019, from https://www.britannica.com/science/polio-vaccine Jonas Salk. (2019, April 10). Retrieved April 17, 2019, from https://www.biography.com/people/jonas-salk-9470147

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Hidden History of Jonas Salk

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