Expert: Testing positive for IgG antibody means being infected over 10 days ago
CGTN, 09 Jan 2021
For more:
https://www.cgtn.com/video
Chinese officials say some people in Hebei Province have tested positive for coronavirus antibodies, meaning they have been exposed to or infected with COVID-19 and are now protected against it. An expert from China's National Health Commission explains what this means for Hebei, and why it happens. #Coronavirus #COVID19
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