BNT162b2 mRNA COVID-19 Vaccine Effectiveness in the Prevention of SARS-CoV-2 Infection: A Preliminary Report.
J Infect Dis. 2021 Aug 2;224(3):431-434. doi: 10.1093/infdis/jiab262.
J Infect Dis. 2021.
PMID: 34007998
Free PMC article.