On Fri, July 24, 2020 6:05 pm, archer75--- via Mercedes wrote:
>
> Covid Hidden Immunity
>
>
> https://www.bbc.com/future/article/20200716-the-people-with-hidden-protec
> tion-from-covid-19?xtor=ES-213-[BBC%20Features%20Newsletter]-2020July24-[
>
T-cells, huh?
Thanks for that, Gerry.
Covid Hidden Immunity
https://www.bbc.com/future/article/20200716-the-people-with-hidden-protection-from-covid-19?xtor=ES-213-[BBC%20Features%20Newsletter]-2020July24-[https%3a%2f%2fwww.bbc.com%2ffuture%2farticle%2f20200716-the-people-with-hidden-protection-from-covid-19]