1. Department of Faciomaxillary, King Abdl-Aziz specialist center-KSA, Taif, Saudi Arabia
2. Department of Radiodiagnosis, King Abdl-Aziz specialist center-KSA, Taif, Saudi Arabia
3. Department of General Surgery, Trauma Unit, King Abdl-Aziz Specialist Center, Taif, Saudi Arabia
4. Department of General Surgery, Plastic and Reconstructive Surgery Unit, Zagazig University, Zagazig, Sharkia Ap-130, Egypt
5. Department of Neurosurgery, Zagazig University, Zagazig, Sharkia Ap-125, Egypt