TY - GEN AU - Moustapha Ahmed Abdelrahman AU - Ahmed Abdelsalam Eid , AU - Hisham Ahmed Afifi , AU - Iman Hassan Anwar Aboulezz , TI - Radiographic cephalometric analysis for a group of Egyptian school children aged from 6 to 9 years / PY - 1998/// CY - Cairo : PB - Moustapha Ahmed Abdelrahman , N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Oral and Dental Medicine - Department Of Orthodontics ER -