Hadi , A. . . W.; Hameed, M. . . R. Comparative Study of The Amount of Apically Extrusion Of Debris During Root Canal Preparation Using Wave Oneâ„¢, Trushape 3Dâ„¢, Hyflexâ„¢ CM and One Shapeâ„¢ Instrumentation Systems (An In Vitro Study). J Bagh Coll Dent 2017, 29 (1), 1-8. https://doi.org/10.12816/0038607.