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.
The MMN/LDN difference between language impaired and control groups in tone frequency discrimination studies shown as a function of A) SOA, B) the length of the tones, and C) the absolute frequency difference between the standard and deviant tones. The size of the ball-shaped marker indicates the effect size of the study and the colour indicates the analysis time window (black = MMN, t < 275 ms; red = LDN, t > 275 ms).
