Tainted Cutter polio vaccine killed and paralyzed children in 1955 - The Washington Post
The Salk polio vaccine: A medical miracle turns 60 - CBS News
Jonas Salk - Wikipedia
Jonas Salk | Biography, Facts, & Polio Vaccine | Britannica
Our History | Vaccine Resources
Gates Foundation on Twitter: "1955: Polio vaccine, invented by Dr. Salk, introduced—by 1961, cases had dropped 96% in the US. #EndPolio http://t.co/mSwGkagAm9" / Twitter
How Good Is the Polio Vaccine? - The Atlantic
Our history: Sabin and Salk competed for safest polio vaccine
The Anti-Vaccine Movement Is Forgetting the Polio Epidemic - The Atlantic
Medicine Makers of History: Salk and Sabin
History of polio vaccination
The History of the Polio Vaccine and Animal Testing | PETA
Everything you need to know about polio (but can't remember) – Daily Montanan
We Have Been Here Before | Jonas Salk's Polio Vaccine | Greg Bustin
Dr. Jonas Salk Announces Polio Vaccine - HISTORY
8 Things You May Not Know About Jonas Salk and the Polio Vaccine - HISTORY
Salon: How a vaccine developed by UC's Albert Sabin helped end polio in most of the world | University of Cincinnati
The Forgotten Texan Scientist Who Helped Develop the Polio Vaccine
The Oral Polio Vaccine Can Go 'Feral,' But WHO Vows to Tame It : Goats and Soda : NPR
8 Things You May Not Know About Jonas Salk and the Polio Vaccine - HISTORY
How Elvis Got Americans to Accept the Polio Vaccine - Scientific American
Polio Vaccine Found "Safe And Effective" 60 Years Ago: What Would Salk Think Today?
A Brief History of Polio Vaccines | Science
Salk House | University of Michigan Medical School
Polio vaccine could give temporary protection against COVID-19, scientists hope
