歐米糠死亡率就在流感水平0.1-0.2%吧, 如沒戴爾它,美國新冠現在的死亡率會更低(<0.2%)
歐米糠死亡率就在流感水平0.1-0.2%吧, 如沒戴爾它,美國新冠現在的死亡率會更低(<0.2%)
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