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.
a. Schematic representation of the preparation of the samples; b. acrylic sample holders with restored and unrestored samples from the same group positioned facing each other across a simulated interdental space; c. sample holders inserted into the (pre)molar space on either side of the trial prosthesis.
