孰轻孰重:mRNA 疫苗的副作用
为换取我们的正常生活,这样的代价是值得的!
为换取我们的正常生活,这样的代价是值得的!
While the symptoms were uncomfortable, and at times intense, they often went away after a day, sometimes less, some participants said.
美國輝瑞大藥廠今天說,和德國生技公BioNTech合作研發的2019冠狀病毒疾病(COVID-19)疫苗後期試驗最終結果顯示,疫苗預防效果達95%,且副作用輕微,唯一嚴重不適是疲倦感。
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