Fig. (3)
(
a
) Grand mean waveforms of speech stimuli elicited AEPs in response to Ei, Bett, Dieb, and Pult at channel Cz. (
b
) Grand mean waveforms of noise-sound elicited AEPs in response to Ei
N
, Bett
N
, Dieb
N
, and Pult
N
at channel Cz.