Should you worry about the first U.S. polio case in nearly a decade : NPR
Jonas Salk , inventor of the polio vaccine, “Could You Patent The Sun?” – Intellectual Property Expert Group
What to know about the polio vaccine and why most people aren't at risk of infection - ABC News
Who created the polio vaccine? | Live Science
Polio | History of Vaccines
Polio - Vaccine, Eradication, Epidemics | Britannica
The Discovery of the Polio Vaccine (Perspectives on American Progress): Harris, Duchess, Ph.D., Hudak, Heather C.: 9781532114885: Amazon.com: Books
History of polio vaccination
History of Polio – GPEI
Discovery of poliovirus around the world alarms researchers, what can be done to contain it | Health - Hindustan Times
The Pathologist - #onthisday in 1914, Jonas Salk - inventor of the polio vaccine - was born. | Facebook
History of polio - BBC News
History of polio vaccination
Polio (U.S. National Park Service)
The history of polio and the vaccines that nearly eradicated it - The Washington Post
Polio - Vaccine, Eradication, Epidemics | Britannica
Lessons from how the polio vaccine went from the lab to the public that Americans can learn from today
History of polio - BBC News
Opinion: Polio vaccines brought an earlier epidemic under control. New vaccines can end this current plague - The Globe and Mail
Polio Is Back in the US and UK. Here's How That Happened | WIRED
Polio vaccine - Wikipedia
History of Polio – GPEI
History of polio: Outbreaks and vaccine timeline
When Polio Triggered Fear and Panic Among Parents in the 1950s | HISTORY
