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.
Positions of the ultrasound transducer and surface electromyography sensor (top) and ultrasound images of the lumbar multifidus and lateral abdominal wall muscles (bottom). EO: external abdominal oblique; IO: internal abdominal oblique; TrA: transverse abdominis; MF: lumbar multifidus.
