Fig. 4From: Egyptian vowel second formant in isolation and in transition following high-frequency fricatives by NLFC hearing aid in children: how does the pattern compare to typically hearing peers?Mean F2 of [a] and mean F2 onset in /sa/ and /fa/ in audio and audiovisual presentations, 1 and 6 months after NLFC fitting. A, audio presentation. V, audiovisual presentation. 1, first evaluation 1 month after NLFC filling (blue). 2, second evaluation 6 months after NLFC fitting (red)Back to article page