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) Image captured before the treatment. The white arrow shown indicates the stardust pattern and the orange indicates a splash pattern. (b) Image captured after the treatment. The white arrow indicates a splash pattern and the orange arrow shows a linear pattern.
