Philippines polio: The disease reappears 19 years after it was eradicated there | CNN
History of polio - BBC News
How Elvis Got Americans to Accept the Polio Vaccine - Scientific American
What is Polio?
History of Polio – GPEI
History of Polio – GPEI
The polio outbreak of 1955: Lessons from an epidemic - Boston Children's Answers
The Deadly Polio Epidemic and Why It Matters for Coronavirus | Discover Magazine
Breaking the back of polio” < Yale School of Medicine
History of polio vaccination
Why Hasn't the World Eradicated Polio? | Council on Foreign Relations
Polio - Wikipedia
Who created the polio vaccine? | Live Science
There is No Cure for Polio. The Only Treatment is Prevention. – Global Biodefense
Salk, Sabin and the Race Against Polio | History| Smithsonian Magazine
Remembering Australia's polio scourge | Pursuit by The University of Melbourne
Jonas Salk - Wikipedia
History of polio vaccination
History of Polio – GPEI
Polio: memories of self-isolation in the 1950s - BBC News
Polio: a 20th century epidemic | Science Museum
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Polio Is Back in the US and UK. Here's How That Happened | WIRED
COVID-19 and Polio: The Historic Parallels | Time
History of polio vaccination
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Medical Innovations: Polio | The National WWII Museum | New Orleans
