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.
Preferentially right (black histograms) and left (white histograms) eye use during visual inspection of different visual stimuli (means with S.E.M. are shown; * P<0.05; ** P<0.01, Wilcoxon's signed-ranks test).
