Figure 1.
A, Previous SARS-CoV-2 infection analytic sample for CANVAS-COVID adult participants, dose 1 and dose 2. B, Previous SARS-CoV-2 infection analytic sample for CANVAS-COVID adult participants, booster/third dose. Abbreviations: CANVAS-COVID, Canadian National Vaccine Safety network adapted to monitor coronavirus disease 2019 (COVID-19) vaccine safety; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.
