TY - BOOK AU - Morsy,Neven Abdel-Rehem AU - Negm,Mged AU - El Khodary,Adel Mohey El Din AU - El-Baghdady,Randaa TI - Effect of successive use and sterilization of rotary root canal instruments on their cutting efficiency and fluxural strength U1 - 617.6342 21 PY - 2007/// KW - Endodontics N1 - Supervisors : Alaa El-Din Hussein Diab, Mohamed Hassan El-Sabry; Thesis (M.Sc.)-Cairo university,faculty of oral and dental medicine, 2007; Includes bibliographical references ER -