Methods: A series of audiometry on 21 cases (39 ears) of explosive deafness with intact drum were performed averagely after blast 2. 2 hours, 8. 6 hours, 30. 2 hours, 4. 8 dyas, 9. 8 days and 21. 6 days.

 
  • 方法:对21例(39耳)早期爆震性聋患者定期作听力追踪测试;测得爆震后平均2.;2h、8
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