Patrick Byrne @PatrickByrne
People exposed to SARS-1 had natural immunity to SARS-2 (COVID-19) although they differ genetically 23%. The various mutations of SARS-2 vary genetically <.5%. I inferred that my January 2021 SARS 2/COVID-19 infection would protect me from mutations. Correctly, it seems. — PolitiTweet.org
Jonathan @DecentFiJC
Imagine that. https://t.co/39LGAdsF5N