On September 1st, 2021, The Centers for Disease Control and Prevention (CDC) changed its definition of “vaccine” due to concerns that the current definition did not apply to COVID-19 vaccines well enough.
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Why Did The CDC Quietly Change Its Definition…
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On September 1st, 2021, The Centers for Disease Control and Prevention (CDC) changed its definition of “vaccine” due to concerns that the current definition did not apply to COVID-19 vaccines well enough.