TY - BOOK AU - El aasser,Mostafa Shaker AU - Diab,Alaa El Din AU - Elbaghdady,Yehia TI - A comparative study of the sealing ability of different root end-filling materials: an in-vitro study U1 - 617.6342 21 PY - 2009/// KW - Endodontics N1 - Supervisors : Yehia Elbaghdady, Alaa Diab; Thesis (M. Sc.)-Cairo University, Faculty of Oral and Dental Medicine, 2009; Includes bibliographical references ER -