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	History of Vaccines - Killing Smallpox - Extra History (Extra History) View
	Extra Life \| Edward Jenner's Chance Encounter Leads to a Breakthrough in Vaccine History \| PBS (PBS) View
	Vaccines throughout the history of U.S. (KARE 11) View
	The 1918 Flu Pandemic - Emergence - Part 1 - Extra History (Extra History) View
	The Untold Story of the First Vaccine (SciShow) View
	From Smallpox To The Coronavirus: The History Of Vaccinations Explained \| NBC News (NBC News) View
	The Polio Epidemic - FDR u0026 The March of Dimes - Medical History - Extra History (Extra History) View
	The 1918 Flu Pandemic - Leviathan - Part 5 - Extra History (Extra History) View
	The Marvelous History of Vaccination // Laughing Historically (Laughing Historically) View
	From Smallpox to Coronavirus, The History of Vaccines (Traveling Cuervo) View