Hall VJ, Insalata F, Foulkes S, Kirwan P, et al. Effectiveness of BNT162b2 mRNA vaccine third doses and previous infection in protecting against SARS-CoV-2 infections during the Delta and Omicron variant waves; the UK SIREN cohort study September 2021 to February 2022. J Infect 2023 Nov 3:S0163-4453(23)00553-4. doi: 10.1016/j.jinf.2023.
PMID: 37926119