Impact of influenza vaccination on the risk of SARS-CoV-2 infection in a middle-aged group of people.

Hum Vaccin Immunother · 2021 · PMC8095158 · PMID 33913801

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may be significantno p-value reported

Is the the importance of the nonspecific immune response described by other authors may be significant in partial protection against COVID-19 ?

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