Sinovac's COVID-19 vaccine was 58.5% effective in preventing symptomatic illness among millions of Chileans who received it between February and July, the Chilean health authorities said on Tuesday, while Pfizer's COVID-19 shot was 87.7% effective and AstraZeneca's was 68.7% effective.
Chile 給出了幾種疫苗的比較
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• 你這個,至少是一個月之前的數據 -alohamora- ♀ (322 bytes) () 09/08/2021 postreply 05:54:50