TY - BOOK AU - Abd Elaziz,Mohamed Magdy Sharaf Elsayed TI - Efficacy of two NiTi rotary retreatment systmes in removing gutta-percha obturated with two root canal sealers from curved root canals: (An in vitro study) U1 - 617.6342 23 PY - 2019/// KW - Endodontics KW - Theses N1 - Supervisor : Salama El Ashry, Dr. Hossam Mohamed Essam ElDin Tewfik, Dr. Ahmed Mostafa Ghobashy; Includes Arabic Summary; Includes bibliographic references (pages 72-85) ER -