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. 2023 Jun 8. Online ahead of print. doi: 10.1016/j.vaccine.2023.06.024

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Fig. 1 — Change in reported influenza vaccination coverage in 2021 compared to 2019, by target group, among countries/territories in the Americas [Source: electronic Joint Report Form (eJRF) reports to PAHO/WHO-UNICEF] Only among countries/territories that reported coverage data to eJRF in both 2019 and 2021. Values of >100 % were set as 100 % for calculations.