摘要
After the COVID-19 B.1.617.2 (Delta) variant reached predominance, fully vaccinated people had less risk of infection, hospitalization, and death.
詳細內容
After the COVID-19 B.1.617.2 (Delta) variant reached predominance, fully vaccinated people had less risk of infection, hospitalization, and death.
關鍵發現
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萃取時間: 2026-02-05T15:13:31Z 資料來源: CDC MMWR