Unethical to continue using polio-causing oral polio vaccines - The Hindu
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COVID vaccine distribution reminds of lines on 'Sabin Sunday' to end polio
The Virus and the Vaccine: The True Story of a Cancer-Causing Monkey Virus, Contaminated Polio Vaccine, and the Millions of Americans Exposed - Kindle edition by Bookchin, Debbie, Schumacher, Jim. Professional &
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UN says new polio outbreak in Sudan caused by oral vaccine | AP News
COVID-19 and Polio: The Historic Parallels | Time
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