TY - BOOK AU - Sameh Ahmed Sakr AU - Amr Safwat , AU - Ibrahim Galal , AU - Mohamed Badran , TI - Transf acial approaches to the skuli base / PY - 1996/// CY - Cairo : PB - Sameh Ahmed Sakr , N1 - Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of General Surgery ER -