Anyone who took a middle school science class would know this.
They already showed cross immunity from blood samples from 2015-2018 against covid so their premise that immunity for “common” coronaviruses wanes over a short time is flawed also.
Anyone who took a middle school science class would know this.
They already showed cross immunity from blood samples from 2015-2018 against covid so their premise that immunity for “common” coronaviruses wanes over a short time is flawed also.
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