Figure 4.
Models created for pre-pandemic usability studies of showing different shapes and forms for the stimulator (A). Models incorporating different control options were later produced (B) [40].
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.