Jonas Salk
Jonas Edward Salk ( born Jonas Salk; October 28, 1914 – June 23, 1995) was an American virologist and medical researcher who developed one of the first successful polio vaccines.Wikipedia
Quotes by Jonas Salk
Jonas Edward Salk ( born Jonas Salk; October 28, 1914 – June 23, 1995) was an American virologist and medical researcher who developed one of the first successful polio vaccines.Wikipedia
Quotes by Jonas Salk