TY - BOOK AU - El-Gebaly,Ahmed AU - Abo ElFadl,Khaled Mohammed AU - Hassan,Mohammed Sherien TI - A comparative study of coronally advanced flaps with and without the addition of enamel matrix derivative in the treatment of marginal tissue recession U1 - 617.632 21 PY - 2007/// KW - Periodontology KW - Oral Medicine N1 - Supervisors : Khaled Mohammed Abo ElFadl, Mohammed Sherien Hassan; Thesis (M.Sc.)-Cairo University, Faculty of Oral and Dental Medicine, 2007; Bibliography: pages 138-169 ER -