Скачать или смотреть COVID-19 Weekly Update: August 23

Cases of reinfection, questionable testing guidelines and more on plasma therapy — catch up on this week's COVID-19 news with Live Science!
Hong Kong reinfection: https://www.livescience.com/coronavir...
US reinfection: https://www.livescience.com/coronavir...
Testing guidelines: https://www.livescience.com/cdc-covid...
Plasma: https://www.livescience.com/fda-issue...

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