相反,大規模疫苗隻能促使更多變種出現。
打不打,都是個人權衡利弊後的選擇。
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對感染,減低,大幅度
-TBz-
♂
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08/31/2021 postreply
11:30:47
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打過疫苗的就算被感染,在載毒量,傳播能力和時間上都小很多。
-pickshell-
♀
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09/01/2021 postreply
05:45:30
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