Figure 1.
3D profilometric images of enamel interproximal areas before stripping (×20.3). (a) Area with a smooth topography; (b) distal area revealing a prismatic structure at the left/front region of the image.
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.