COVID-19 Update 18: When are patients really infectious?

Individuals are infectious with COVID-19 when they're shedding the virus, which means that the virus replicates in the cells of their upper or lower respiratory tract. In this video, we will examine published articles discussing viral shedding, the incubation period (mean incubation period was 5.2 days) and the serial interval, by examining the results of 77 COVID-19 transmission pairs.

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Beautiful updation
Nice post