Results: Changes of Prayer's reflex threshold in two groups: ears in control group had elevated threshold to ,,8kHz frequence with ototoxicity rate of 87%.
Results: Changes of Prayer's reflex threshold in two groups: ears in control group had elevated threshold to ,,8kHz frequence with ototoxicity rate of 87%.
果： 耳郭反射阈（PR）变化：对照组耳、、8kHz 个频率听力均下降，异常率为87％；