Fig. 2: Audiometric test.
From: Bilateral gene therapy in children with autosomal recessive deafness 9: single-arm trial results

a–e, The ABR and ASSR thresholds of patients 1 (a), 2 (b), 3 (c), 4 (d) and 5 (e). The arrows indicate no response even at the maximum sound intensity level. Arrows pointing left and downward, right ear; arrows pointing right and downward, left ear.