1Outcomes of balloon eustachian tuboplasty for refractory otitis media with effusionHOU Zhaohui, LI Ruixiang, WU Nan, LI Siyang, SUN Li, JIAO Qishan, YANG Shiming560-5652Analysis of Balloon Eustachian Tuboplasty(BET)in the treatment of recurrent otitis media with effusion in childrenZHANG Xuexi, CHEN Min, LIU Wei, HAO Jinsheng, YANG Yang, NI Xin, ZHANG Jie566-5713Advances in etiology, diagnosis and treatment of eustachian tube dysfunction572-5764Assessment of Eustachian Tube VentilationDU Yali, DUAN Qingchuan577-5815Evaluation of the Chinese Version of the Seven-Item Eustachian Tube Dysfunction QuestionnaireCHEN Bin, YU Chenjie, SHEN Xiaohui, LU Lu, GAO Xia582-5856Balloon dilation eustachian tuboplasty combined with tympanotomy tube insertion in the treatment of refractory secretoryHU Yue, DONG Yaodong, LIU Dongliang, MA Xiulan586-5907Balloon eustachian tuboplasty for refractory secretory otitis mediaLIU Yuehong, ZHUANG Huiwen, WU Xuan, XIONG Guanxia591-5958Short-term effectiveness of balloon dilation in the treatment of chronic otitis mediaYANG Le, GONG Pinggui, ZHENG Mingfen, ZHAO Xiangdong, LIU Yunyi, ZHANG Junjun, FAN Suxiao, PENG Hong596-6009Modified intact canal wall tympanoplasty for localized attic lesionsMA Yukun, JIANG Lixin, LIAO Zhifang, TU Bo, XIAO Zhiwen601-60410Short-term outcomes of modified Politzer inflation for otitis media with effusion in childrenTAO Jia, LUO Renzhong, LIU Bixia, LI Yuyun605-60911Balloon dilation Eustachian tuboplasty in the treatment of chronic recurrent secretory otitis mediaLi Yongqi, Chen Yubin, Yin Gendi610-61412A preliminary analysis of cochlear dead regions in patients with presbycusisFU Jia, LIU Tong, WANG Huan, YANG Yanzhen, ZHU Xiaofen, GAO Zhijuan615-61913Cochlear Implantation after Canal Wall Down MastoidectomyWANG Zhenxiao, WANG Line, GONG shusheng, GAO Fenqi620-62414Epitympanoplasty with autologous cortical bone in intact-bridge tympanomastoidectomyYANG Mingbao, ZHAO Hailiang, CHAI Fu, QIU Shuqi625-62815Diagnosis and treatment of patients with delayed peripheral facial nerve paralysis after tympano-mastoid surgeriesLI Yongqi, CHEN Yubin, YIN Gendi, LI Peng, ZENG Xiangli629-63316Speech-ABR on Phoneme in Quiet and Noise EnvironmentWANG Qian, WANG Yan, LIU Zhicheng634-63817The Application of Genetic testing of Deafness Genes in Hereditary Deafness Diagnosis and Genetic CounselingZHANG Haoyu, ZHANG Ning, ZHANG Hua, ZHU Junzhen639-64318Epidemiological investigation of hot spot gene mutations among nonsyndromic deafness patients in GuangdongWANG Meng, ZHOU Feng, WANG Xingjun, LIN Ying, ZHU Meichan, YU Feng644-64819The Jining model of universal newborn deafness gene screeningSUN Lei649-65320Analysis of common deafness genes in 150 Zhuang patients with non-syndromic deafness in GuangxiLIU Min, LIU Shuixia, XU Liang, SHI Min, TANG Fengzhu, QU Shenghong, LIANG Jianping, LU Qiutian, PENG Lu, JING Yan, LI Fengti654-659 