Timothy Caulfield on Twitter: "Vile vaccine #misinformation has a long history. Anti-polio vaccine poster from 1950s. Remarkable how similar language is to today's bunk ("One million little children be offered as sacrifices...").
Polio in a Post-Vaccine World: The Consequences of Anti-Vaccination Sentiments
OPV – GPEI
The Polio Pioneer: Dr. Jonas Salk and the Polio Vaccine: Marshall, Linda Elovitz, Anchin, Lisa: 9780525646518: Amazon.com: Books
How the Polio Vaccine Faced Distribution Shortages and Setbacks - HISTORY
Clinical trials - HealthyWomen
Tainted Cutter polio vaccine killed and paralyzed children in 1955 - The Washington Post
Polio Vaccine Side Effects: What to Expect
Polio vaccine - Wikipedia
World Polio Day: The effect of COVID-19 and what to do next | World Economic Forum
History of polio vaccination
Polio endgame strategy includes tech, new vaccines | Devex
CDC Global Health - Infographics - CDC's Unsung Heroes of Polio Eradication