Coelho, M.S., Fontana, C.E., Kato, A.S., de Martin, A.S. and Bueno, C.E. da S. 2016. Effects of Glide Path on the Centering Ability and Preparation Time of Two Reciprocating Instruments. Iranian Endodontic Journal. 11, 1 (Jan. 2016), 33–37. DOI:https://doi.org/10.22037/iej.v11i1.9314.