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.
P2 = mandibular advancement device position in closed mouth; P3 = mandibular advancement device position with increased bite-raise; UA = upper airway.
