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.
Grand mean event-related potential waveforms for the four different video types measured from frontal (Fz), central (Cz), and parietal (Pz) midline regions. Open triangles represent the onsets of the videos, and solid triangle represent the onsets of percussive sounds. The horizontal bars show the time range of 250–600 ms after the onset of the percussive sound.
