Volume 29, Number 6—June 2023
Research
SARS-CoV-2 Vaccine Effectiveness against Omicron Variant in Infection-Naive Population, Australia, 2022
Figure 4

Figure 4. Vaccine effectiveness against breakthrough infection of any severity, by time since first booster dose versus unvaccinated controls, Western Australia, Australia, February 1–May 31, 2022. Error bars indicate 95% CIs.
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