Fig. 1.
Set up of the theoretical analyses evaluated in this study (the ultrasound transducers that are not shown here, will be evenly distributed on the cap).
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.