Damage to the cochlea , caused by the forced apoptosis of the hair cells , leads to the loss of high - frequency hearing .
Damage to the cochlea , caused by the forced apoptosis of the hair cells , happens before any clinical hearing loss can be detected .
Damage to the cochlea , caused by the forced apoptosis of the hair cells , leads to the loss of high - frequency hearing and happens before any clinical hearing loss can be detected .