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.
EEG spectral spectrograms before and after inhalation of EOs. Using FFT in EEGLAB software, the brain activity of 20 subjects in the same microstate was summarised as a spectrogram. (A) White without PEO. (B) White with PEO. (C) Red without PEO. (D) Red with PEO. (E) Blue without PEO. (F) Blue with PEO. Significant changes occurred in each region during the inhalation of EOs.
