Document Type : Original Article
Authors
1 Audiology ,ENT dep., faculty of medicine, sohag university ,sohag
2 audiovestibular medicine, faculty of medicine, sohag university, sohag, egypt
3 Audio-vestibular Unit, ENT department, Faculty of Medicine, Sohag University
4 Audiovestibular,ENT, faculty of medicine,Sohag
Abstract
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