Department of Oral & Maxillofacial Surgery Elneel Ahmed Mohamed Ebaa Hafiz karamalla Hamid Maisson Bdr Eldeen Marim El Hadi Masail Ahmed Mohamed A\Wahab Idris ris Mohamed Mursi Nazik Omer Elbashir Somia Bahr El-Din Yousif Osman Ahmed Mohamed Suliman Omayma.H.B.Siddig Yousif Idris Yousif.