History of Polio – GPEI
When Polio Triggered Fear Among Parents in the Post-World War II Era - HISTORY
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Should you worry about the first U.S. polio case in nearly a decade : NPR
History of polio vaccination
Medical Advancement: Discovery of Polio Vaccine
Polio - Polio through history | Britannica
Polio Has Been Detected in New York City Wastewater, Officials Say - The New York Times
When Polio Triggered Fear Among Parents in the Post-World War II Era - HISTORY
The history of Polio – from eradication to re-emergence - PAHO/WHO | Pan American Health Organization
More polio detected in New York City wastewater, data shows - ABC News
History of polio - BBC News
KUOW - The first U.S. polio case was discovered in nearly a decade. Should you worry?
The story of Jonas Salk and the discovery of the polio vaccine (Cornerstones of freedom): Jim Hargrove: 9780516047478: Amazon.com: Books
Polio | History of Vaccines
History of Polio – GPEI
History of polio vaccination
Why Hasn't the World Eradicated Polio? | Council on Foreign Relations
N.Y. state detects polio case, first in the U.S. since 2013
The history of polio and the vaccines that nearly eradicated it - The Washington Post
History of Polio – GPEI
History of polio - BBC News
What to know about the polio vaccine and why most people aren't at risk of infection - ABC News
Defeating Polio, The Disease That Paralyzed America : NPR History Dept. : NPR
