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SINOVAC agrees to supply an additional 101,000 doses of COVID-19 vaccines (CoronaVac) to meet demand for inactivated virus vaccines from Singapore residents

SINOVAC agrees to supply an additional 101,000 doses of COVID-19 vaccines (CoronaVac) to meet demand for inactivated virus vaccines from Singapore residents
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钟南山:中国超80%人口接种疫苗后可群体免疫 年底或可实现 _ 东方财富网

【钟南山:中国超80%人口接种疫苗后可群体免疫 年底或可实现】中国要达到怎样的疫苗接种水平才能实现“群体免疫”?钟南山表示,这与疫苗的有效率相关,还要看病毒的传播系数。“中国疫苗的有效率大概是70%左右,那么中国需要全部人口的80%以上接种疫苗,才能够建立一个有效的群体免疫。现在,中国的疫苗接种率大概到今年年底可以达到80%以上。”

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