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History of polio: Outbreaks and vaccine timeline
Progress Toward Polio Eradication — Worldwide, January 2018–March 2020 | MMWR
Estimation of the number of paralytic polio cases by region - Our World in Data
Polio cases drop by 99.9% - WHO
Polio - Vaccines - ProCon.org
Polio Cases Surge in Pakistan and Afghanistan - The New York Times
Progress Toward Polio Eradication — Worldwide, 2015–2016 | MMWR
Further Review: The Fight Against Polio | The Spokesman-Review
Polio Cases From the Late 30s to 1955 and Polio Vaccine timeline | Tim
Of resurgent polio cases | The Guardian Nigeria News - Nigeria and World News — Opinion — The Guardian Nigeria News – Nigeria and World News
Polio: Two out of three strains 'eradicated' – DW – 10/24/2019
Polio - Our World in Data
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Polio - Our World in Data
Is Polio Back? | News For The Workers Comp Industry
Polio Case in New York State Is First for US Since 2013 - Bloomberg
Progress Toward Polio Eradication — Worldwide, January 2020–April 2022 | MMWR
Polio-like illness AFM: 11 confirmed cases in eight states so far in 2019 | CNN
Polio Case Detected in New York, First Case in U.S. Since 2013
Cureus | Post-Polio Syndrome in a Primary Care Setting: A Case Report | Article
US reports first polio case in nearly a decade | Health News | Al Jazeera
Pakistan reports polio case to take year's count to 13 | Reuters
The world just took a step closer to eradicating polio | World Economic Forum
Polio - Vaccine Preventable Diseases Surveillance Manual | CDC
