General Knowledge
Who developed the polio vaccine announced in 1955?
- Jonas Salk
- Albert Sabin
- Edward Jenner
The answer is Jonas Salk. Salk — he refused to patent it.
Jonas Edward Salk was an American virologist and medical researcher who developed one of the first successful polio vaccines. He was born in New York City and attended the City College of New York and New York University School of Medicine.
Wikipedia · Jonas Salk