Should you worry about the first U.S. polio case in nearly a decade : NPR
History of polio vaccination
Polio vaccine - Wikipedia
When Polio Triggered Fear and Panic Among Parents in the 1950s | HISTORY
Discovery of poliovirus around the world alarms researchers, what can be done to contain it | Health - Hindustan Times
Poliovirus - MEpedia
History of polio vaccination
The History of the Polio Vaccine and Animal Testing | PETA
Chapter 7: Polio Research, Conquering the "Crippler" | Connaught Fund
This day in Polio History- March 26th 1953 - Polio Survivors Ireland
Breaking the back of polio” < Yale School of Medicine
Polio - Vaccine, Eradication, Epidemics | Britannica
History of Polio – GPEI
In pictures: The history of polio - BBC News
Jonas Salk - Wikipedia
The history of polio and the vaccines that nearly eradicated it - The Washington Post
Polio discovered in New York City wastewater samples - ABC News
History of polio - Wikipedia
Lessons from how the polio vaccine went from the lab to the public that Americans can learn from today
History of polio - BBC News
History of polio: Outbreaks and vaccine timeline
The Pathologist - #onthisday in 1914, Jonas Salk - inventor of the polio vaccine - was born. | Facebook
History of polio - BBC News
What to know about the polio vaccine and why most people aren't at risk of infection - ABC News
