Al-Obaidi, Ayad MM, and Yasameen H Motea. 2016. “A Comparison of the Effectiveness of Reciprocating System With Continuous Rotary Systems in Non-Surgical Endodontic Retreatment (An In Vitro Study)”. Journal of Baghdad College of Dentistry 28 (1): 57-62. https://doi.org/10.12816/0024710.