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    |February 27, 2022
    PubMed
    まとめ

    COVID-19の感染死亡率 (IFR) は,年齢,場所,時間によって著しく変化しました. この研究は,広範なワクチン接種前のCOVID-19の死亡パターンに関する重要なデータを提供します.

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