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 power spectrum in the acute (A, N = 11) and chronic (B, N = 6) experimental settings. The x-axis is the frequency (Hz), the y-axis is the normalized power spectral density (PSD, arbitrary unit), and light gray bars represent the standard error.
