Figure 1.
Sock placement and radiant heat imaging for (a,d) control, (b,e) passive and (c,f) active groups
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.