Second note is that 50% of the residents of Dhaka were infected, silently or not, as of Sep 2020. Might be more by now.
.
https://www.rt.com/news/510631-australia-study-covid-immunity-vaccines/
Second note is that 50% of the residents of Dhaka were infected, silently or not, as of Sep 2020. Might be more by now.
.
https://www.rt.com/news/510631-australia-study-covid-immunity-vaccines/