The Pandemic’s Big Mystery: How Deadly Is the Coronavirus?

Even with more than 500,000 dead worldwide, scientists are struggling to learn how often the virus kills. Here’s why.
By BY DONALD G. MCNEIL JR. from NYT Health https://ift.tt/3eZ8DWN
via IFTTT
Coronavirus (2019-nCoV), Influenza Epidemic (1918-19), Coronavirus Reopenings, Deaths (Fatalities), Third World and Developing Countries
Source New York Times
Làm đẹp Blog 247