Polio vaccine - Wikipedia
Our history is a battle against the microbes: we lost terribly before science, public health, and vaccines allowed us to protect ourselves - Our World in Data
Nigeria: reported paralytic polio cases | Statista
Polio - Our World in Data
The American Association of Immunologists - Polio: Part III—The Vaccine
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Polio - Our World in Data
Weren't the death rates from these diseases dropping before vaccines came along? | Northern Rivers Vaccination Supporters
Polio - Our World in Data
Polio largely vanished thanks to vaccines. So why is it now back in more countries? | CBC News
Why Hasn't the World Eradicated Polio? | Council on Foreign Relations
Polio - Vaccine Preventable Diseases Surveillance Manual | CDC
Polio - Our World in Data
Chart: The Long Road to Global Wild Polio Eradication | Statista
Lessons from how the polio vaccine went from the lab to the public that Americans can learn from today
Africa declared free of wild polio in 'milestone' - BBC News
Do You Need a Polio Vaccine as the Poliovirus Reemerges?
Further Review: The Fight Against Polio | The Spokesman-Review
The polio death rate was decreasing on its own before the vaccine was... | Download Scientific Diagram
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Surging cases have dashed all hope that polio might be eradicated in 2019 | Science | AAAS
The U.S. Government and Global Polio Efforts | KFF
Polio number of cases by region worldwide 1980-2020 | Statista
