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.
Red and blue color indicates high and low similarity between regions, respectively. Main diagonal (i.e., self-connection) is indicated in white and excluded from following analyses. L, Left; R, Right.
