Institution: | 1. Department of Otolaryngology, The First Affiliated Hospital of Chinese PLA General Hospital, Beijing, China.; 2. Institute of Otolaryngology, Chinese PLA General Hospital, Beijing, China.; 3. Department of Otolaryngology, The 16th Hospital of Chinese PLA, Alatai, Xinjiang Autonomous Region, China.; Charité Universitätsmedizin Berlin, NeuroCure Clinical Research Center, Germany, |