Jonas Salk retired in 1985
Jonas Salk was born on October 28, 1914.
Dr. Jonas Salk, discoverer of the Salk polio vaccine, was born in 1914 and died in 1995.
Jonas Salk was born in October 28,1914 in New York, City
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Dr. Jonas Salk
Jonas Salk's birth name is Jonas Edward Salk.
1952
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1921
In the 1950s, Salk developed the first polio vaccine, an injection. In 1962, Sabin developed the oral polio vaccine, taken by mouth, and still used, at present.
Jonas Salk