1PrefaceDUAN Mao-li12Auditory neuropathy-a rare condition where CI provides improved hearing and speech developmentInger Uhlén, DUAN Mao-li2-63Anatomy and physiology of peripheral auditory system and commen causes of hearing lossZHANG Qing, DUAN Mao-li7-144Cochlear homeostasis and its role in genetic deafnessZhe Jin, Inger Uhlen, KONG Wei-Jia, DUAN Mao-li15-225Forward masking in distinguishing inner and outer hair cell damageDUAN Mao-li23-256Glutamate receptor antagonist and neurotrophin can protect inner ear against damageDUAN Mao-li26-337Permeability of round window membrane and its role for drug delivery: our own findings and literature reviewDUAN Mao-li, CHEN Zhi-qiang34-438Endoscope-Assisted Cerebellopontine Angle SurgeryYANG Shi-ming, YU Li-Mei, ZOU Yi-hui, YU Li-Ming, JI Fei, YANG Wei-yan, HAN Dong-yi44-499Ossicular Reconstruction with Sheehy PORPYANG Shi-ming, ZOU Yi-Hui, HOU Zhao-Hui, HAN Dong-yi Han, YANG Wei-yan50-5410Relationship between Sudden Sensorineural Hearing Loss and Vascular Risk FactorsZHU Wen-yan, DAI Yan-hong, SHE Wan-dong, WANG Lu, Gao Xia55-5811The protective effects against noise trauma by sound conditioning in ratsZHAI Suo-qiang, GUO Wei-wei, YU Ning59-6012Errata5413International Symposium of Deafness and Genetic Medicine封3