Polio - Our World in Data
The polio death rate was decreasing on its own before the vaccine was... | Download Scientific Diagram
Polio number of cases by region worldwide 1980-2020 | Statista
Progress Toward Polio Eradication — Worldwide, January 2018–March 2020 | MMWR
Data Highlights - 19: Two Stories of Disease: Smallpox and Polio | EPI
Weren't the death rates from these diseases dropping before vaccines came along? | Northern Rivers Vaccination Supporters
Polio - Vaccine Preventable Diseases Surveillance Manual | CDC
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Polio - Vaccines - ProCon.org
Opinion: Polio immunization in the 1950s offers clues of how coronavirus vaccines might be rolled out - MarketWatch
Reported paralytic polio cases and deaths - Our World in Data
Polio - Our World in Data
Polio - Our World in Data
File:Reported paralytic polio cases and deaths in the United States since 1910, OWID.svg - Wikimedia Commons
Further Review: The Fight Against Polio | The Spokesman-Review
Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
Jason Crawford on Twitter: "Even more obvious and dramatic on a log-scale chart: Over 1000 cases/year every year before 1962 Fewer than 1000 cases/year since then Fewer than 100 cases/year since 1967
The American Association of Immunologists - Polio: Part III—The Vaccine
Correlation between polio immunization coverage and overall morbidity and mortality for COVID-19: an epidemiological study | SpringerLink
Midlanders recall their experiences with polio, vaccines
Polio in Italy
Two decades of battle against polio: opening a window to examine public health in China - ScienceDirect
Polio - Our World in Data
