Harry McCracken on Nostr: A few years ago, I wrote this piece on how schools helped validate the polio vaccine, ...
Published at
2024-11-14 23:23:51Event JSON
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"content": "A few years ago, I wrote this piece on how schools helped validate the polio vaccine, and why that was so important. I’m still quite pleased with it. https://www.the74million.org/article/schools-virus-polio-vaccine-trials-flashback-coronavirus/",
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