Africa is on track to be declared polio-free | The Economist
Estimation of the number of paralytic polio cases by region - Our World in Data
US reports first polio case in nearly a decade | Health News | Al Jazeera
History of polio: Outbreaks and vaccine timeline
Chart: The Long Road to Global Wild Polio Eradication | Statista
The American Association of Immunologists - Polio: Part III—The Vaccine
Polio - Vaccines - ProCon.org
Polio eradication - Wikipedia
Progress Toward Polio Eradication — Worldwide, January 2020–April 2022 | MMWR
Polio has re-emerged in places where it had been eradicated | World Economic Forum
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Number of acute polio cases per year in sample. | Download Scientific Diagram
Polio cases derived from new oral vaccine reported for first time
Polio cases drop by 99.9% - WHO
Of resurgent polio cases | The Guardian Nigeria News - Nigeria and World News — Opinion — The Guardian Nigeria News – Nigeria and World News
Polio Case in New York State Is First for US Since 2013 - Bloomberg
Polio Case Detected in New York, First Case in U.S. Since 2013
Polio-like illness AFM: 11 confirmed cases in eight states so far in 2019 | CNN
Polio - Our World in Data
Further Review: The Fight Against Polio | The Spokesman-Review
Polio Cases Surge in Pakistan and Afghanistan - The New York Times
Two decades of battle against polio: opening a window to examine public health in China - ScienceDirect
Cureus | Post-Polio Syndrome in a Primary Care Setting: A Case Report | Article
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Polio: Two out of three strains 'eradicated' – DW – 10/24/2019
