Fig. 6.
Visualization of the association between fatal outcome and the amount of time since onset of symptoms at which the oropharyngeal swab was collected
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.