Efficacy and Safety of BCG Revaccination With <i>M. bovis</i> BCG Moscow to Prevent COVID-19 Infection in Health Care Workers: A Randomized Phase II Clinical Trial.

Front Immunol · 2022 · PMC8981724 · PMID 35392074

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did not reach statistical significanceno p-value reported

As hypothesized, revaccination with BCG Moscow was associated with a lower incidence of COVID-19 positivity, though the results did not reach statistical significance.

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