An official website of the United States government
Here's how you know
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.
Fractional anisotropy (FA) and radial diffusivity (λ⊥) in the optic nerves of controls and patients who had suffered more than 1 year of visual impairment (expressed as range (red box), mean (horizontal line) ± standard deviation (T-bars)).