Herd immunity is not the goal of current vaccines because 1) all levels infections not preventable 2) would need high efficacy for all level of infection & high pop coverage. Please get any vaccine to give better chance of protection from symptoms, possibly severe COVID & death.
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Not routinely done. Following a cohort of vaccinated people would certainly improve our knowledge about immunity.
Jan 15, 2021 · 9:59 AM UTC
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