摘要

This report describes COVID-19 vaccine effectiveness time frames among people who received their first and second doses of the vaccine series, and effectiveness of third vaccine doses during both Delta- and Omicron-predominant periods.

詳細內容

This report describes COVID-19 vaccine effectiveness time frames among people who received their first and second doses of the vaccine series, and effectiveness of third vaccine doses during both Delta- and Omicron-predominant periods.

關鍵發現

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萃取時間: 2026-02-05T15:12:55Z 資料來源: CDC MMWR