br00t4c, The breathtaking lifesaving impact of vaccines, in one chart
https://www.vox.com/future-perfect/24138291/do-vaccines-work-explained-study-efficacy-evidence
br00t4c, The breathtaking lifesaving impact of vaccines, in one chart
https://www.vox.com/future-perfect/24138291/do-vaccines-work-explained-study-efficacy-evidence
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