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. 2021 Jun 25;70(25):922–927. doi: 10.15585/mmwr.mm7025e1

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The figure shows two charts indicating trends in COVID-19 vaccination cumulative coverage and weekly initiation among U.S. adults, by epidemiologic week and age group, December 14, 2020–May 22, 2021. — Trends in COVID-19 vaccination cumulative coverage* and weekly initiation among adults, by epidemiologic week^† and age group — United States, December 14, 2020–May 22, 2021

* Coverage includes persons who received at least 1 dose of any Food and Drug Administration–authorized COVID-19 vaccine (≥1 dose; Pfizer-BioNTech, Moderna, or Janssen [Johnson & Johnson]).

^† An epidemiologic week is based on the National Notifiable Diseases Surveillance System guidance and is assigned by the reporting local or state health department for the purposes of MMWR disease incidence reporting and publishing. The first day of any MMWR week is Sunday. https://wwwn.cdc.gov/nndss/document/MMWR_Week_overview.pdf