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.
Effects on the surface roughness of control (Ctrl) titanium (Ti) discs and of test Ti discs treated with erbium, chromium-doped yttrium, scandium, gallium, and garnet (Er,Cr:YSGG) laser. Test discs showed slightly reduced roughness after Er,Cr:YSGG laser treatment in comparison with control discs. * p < 0.05.
