A. Delvarani, N. Mohammadzadeh Akhlaghi, R. Aminirad, S. A. Vahdati, and S. Tour Savadkouhi, “In vitro Comparison of Apical Debris Extrusion Using Rotary and Reciprocating Systems in Severely Curved Root Canals”, Iran Endod J, vol. 12, no. 1, pp. 34–37, Jan. 2017.