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HARVARD Citation
Shrotri, M. et al. (2021). Vaccine effectiveness of the first dose of ChAdOx1 nCoV-19 and BNT162b2 against SARS-CoV-2 infection in residents of long-term care facilities in England (VIVALDI): a prospective cohort study. Lancet infectious diseases. 21 (11), pp. 1529-1538. [Online].