With boosters shots rolling out soon, the big question is: Am I still protected against COVID-19 if I've only had two doses of the vaccine? Turns out, you may have more resilience than you think.
Copyright 2021 NPR
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With boosters shots rolling out soon, the big question is: Am I still protected against COVID-19 if I've only had two doses of the vaccine? Turns out, you may have more resilience than you think.
Copyright 2021 NPR