Nassau County NY 0.85% Suffolk County NY 0.75%,离 1% 还远吗?
再看看 nytimes 的这篇文章
Coronavirus Is Hiding in Plain Sight
For every known case of coronavirus, another five to 10 cases are out there undetected, a new study suggests.
再看看 nytimes 的这篇文章
For every known case of coronavirus, another five to 10 cases are out there undetected, a new study suggests.