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July 14, 1955
Chart of counties that Wyeth laboratory distributed polio vaccine.
The U. S. National Archives and Records Administration at Atlanta, 5780 Jonesboro Road, Morrow, GA 30260 www.archives.gov/atlanta
“VACCINE DISTRIBUTION,” The Global Health Chronicles, accessed February 2, 2023, https://globalhealthchronicles.org/items/show/6247.