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.
Epidemic curve of COVID-19 cases (gray) and deaths associated with COVID-19 (red) showing a 12-day phase shift between their peaks (log scale). The blue curve shows their smoothed shapes.
