The discussion of Master student in college of dentistry/uod SawsanTahir Younis has discussed in Arbil University under the research title: COMPARISON BETWEEN CONE-BEAM COMPUTED TOMOGRAPHY AND ORTHOPANTOMOGRAPHY IN ASSESSING THE REALATIONSHIP OF MAXILLAR SINUS TO POSTERIOR TEETH ROOTS IN NORMAL AND PREAPICAL the discussion Committee consisted of: 1. Dr.Saeed Nathem ,Chairman   2. Dr.Ahmed Abdullah, Member      3.Dr.Hareth Hazim,Member                                  4.Dr.Hasan Ali Mahmoud member and administrator