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. 2022 Jan 28;12:1554. doi: 10.1038/s41598-022-05498-z

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COVID-19 events and vaccination timeline in the U.S. from 12 October 2020 to 7 March 2021. The red curve is the fraction of population infected over time (left y-axis). The solid blue curve is the cumulative vaccination coverage in the population with at least one dose of vaccine (right y-axis). The dashed blue curve is the cumulative vaccination coverage of fully vaccinated individuals in the population (right y-axis).