Chinese COVID-19 vaccine only 50 per cent effective

https://nationalpost.com/news/world/chinese-covid-19-vaccine-downgraded-from-78-per-cent-to-50-per-cent-efficacy

Posted by canadian report on January 14, 2021 17:54
Tags: Coronavirus vaccine
Categories: HEALTH / WELFARE RECENT POSTS

- Maybe as low as 19%! -

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