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. 2018 Feb 21;13:35. doi: 10.1186/s13023-018-0770-1

Fig. 2.

Fig. 2

Two methods are used for investigating the hearing pathways. Cochlear function is investigated by OTOAE/TEOAE/DPOAE (which can identify the hair cells damage). The retro-cochlear portion is investigated by ABR. The table on the left shows the area that generates the specific wave; the image shows the area and the wave