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.
Average number of visualizable nouns (nouns of objects that can be seen as in waking life) as judged by an independent rater (blind to conditions), in mentation reports from REM sleep waking conditions with and without auditory stimulation. Error bars denote standard error of the mean. *P < 0.05 - Wilcoxon signed-rank test comparison to stimulation condition.
