Fig. 1.
The picture shows a leukoplakia removal at the floor of mouth by carbon dioxide (CO 2 ) laser. ( A ) Lesion before removal. ( B ) Lesion just after removal. ( C ) Lesion 3 weeks after removal.
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.