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I had a similar discussion in a forum recently and this was my opinion. A thread..
As long as we started monitoring COVID in Africa from Feb 2020 then there will be lots of unexplained observations.
IMHO
As long as we started monitoring COVID in Africa from Feb 2020 then there will be lots of unexplained observations.
IMHO
1) The #SARSCoV2 most likely entered #Africa way before Feb 2020, probably October 2019. Unfortunately archiving of clinical #nasopharyngeal swabs is challenging, so we might not know for sure ...
2) Most Africans like so many in other parts of the world have had infections with non-#COVID19 #coronaviridiae during their lifetime so if the cross reacting #Tcell stories are to be believed then lots of people already had them and might have offered some sort of protection
