Fig. 4.
(A) Initial stereomicroscope image of marginal area (mean gap value: 85.16 µm), (B) Final stereomicroscope image of marginal area (mean gap value: 64.76 µm). Yellow arrow indicates the marginal gap area.
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.