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.
Number of cases in the city of Buenos Aires (center, enclosed by black lines) and the 40 districts of the metropolitan area (in different shades). The white region corresponds to a river. From top to bottom, days 5, 20, 40, and 60 since the first reported case. The size of blue circles indicates the number of official cases, while the size of violet circles indicates the number of cases according to the deterministic coupled model.
