The Development of the Polio Vaccine - The official blog of Newspapers.com
The history of Polio – from eradication to re-emergence - PAHO/WHO | Pan American Health Organization
What to know about the polio vaccine and why most people aren't at risk of infection - ABC News
More polio detected in New York City wastewater, data shows - ABC News
Jonas Salk and the Polio Vaccine (Inventions and Discovery): Krohn, Katherine, Milgrom, Al: 9780736896450: Amazon.com: Books
Medical Innovations: Polio | The National WWII Museum | New Orleans
Polio | History of Vaccines
History of polio - BBC News
N.Y. state detects polio case, first in the U.S. since 2013
History of Polio – GPEI
Defeating Polio, The Disease That Paralyzed America : NPR History Dept. : NPR
History of polio - BBC News
History of Polio – GPEI
Polio Has Been Detected in New York City Wastewater, Officials Say - The New York Times
Should you worry about the first U.S. polio case in nearly a decade : NPR
Polio Virus Detected In São Paulo Sewage, No Human Case Reported | Time
When Polio Triggered Fear Among Parents in the Post-World War II Era - HISTORY
History of Polio – GPEI
Polio Was Almost Eradicated. This Year It Staged a Comeback. - The New York Times
Who created the polio vaccine? | Live Science
Medical Advancement: Discovery of Polio Vaccine
Dr. Jonas Salk Announces Polio Vaccine - HISTORY
History of polio - BBC News
Polio Vaccine History: Timeline of Poliomyelitis Discovery and Vaccine Invention
