Document Type : Original Article
Authors
1 Department of Otorhinolaryngology -Faculty of Medicine -El-Minia University, Egypt.
2 Department of Otorhinolaryngology -Faculty of Medicine -El-Mansoura University, Egypt.
3 * Department of Radiology - Faculty of Medicine -El-Mansoura Universitiy, Egypt
4 Department of Radiology - Faculty of Medicine -El-Mansoura Universitiy, Egypt.
Abstract
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