China's CanSinoBIO vaccine 57.5% effective against COVID-19, trial study shows 57.5% against blog cansinobio china's covid-19, effective geo geo blog geo entertainment geo kahani geo news geo tv news pakistan pakistani news shows stories study trial vaccine 1 2 3 4 5 Submit Entry posted by ADMIN December 24, 2021 89 views Share https://fundayforum.com/blogs/entry/107532-chinas-cansinobio-vaccine-575-effective-against-covid-19-trial-study-shows/ More sharing options... Followers 0 Efficacy against symptomatic COVID-19 means reduced risk of disease by 57.5% for vaccinated people as compared to unvaccinated 0
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