Figure 7.
CBCT images (axial plane) showing various root forms of mandibular first premolars (arrows) at different levels of the root: (A) coronal; (B) middle third; and (C) apical third. CBCT = cone-beam computed tomography.
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.