24 ms·
This is super important. Asymptomatic infection is wild card. https://twitter.com/akihheikkinen/status/1222108700262981633 https://twitter.com/akihheikkinen/st
by sanxiyn 7y ago
This is super important. Asymptomatic infection is wild card.
https://twitter.com/akihheikkinen/status/1222108700262981633 https://twitter.com/akihheikkinen/status/1222108700262981633