Huh? Plenty of previous non-covid vaccines require more than two shots. | Hacker News

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		grumbelbart on March 13, 2022 \| parent \| context \| favorite \| on: Tell HN: China Is Entering Lockdown Huh? Plenty of previous non-covid vaccines require more than two shots.

midasuni on March 13, 2022 [–]

I suspect they did their own research

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