Impact of BNT162b2 primary vaccination and homologous booster on anti-SARS-CoV-2 IgA antibodies in baseline seronegative healthcare workers
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Objectives: We investigated here the response of anti-SARS-CoV-2 IgA antibodies to BNT162b2 primary vaccination followed by administration of a homologous booster dose in baseline seronegative healthcare workers. ... ...