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.
Groups of nodes are based on their community. Node size is determined by degree value, with the largest node having the highest value and vice versa. Nodes are classified according to the type of outbreak. An education institution includes a school or tertiary education centre. While the edge legend is based on the type of relationship between the nodes.
