Madani, Z. sadat, D. Goudarzipour, A. Haddadi, A. Saeidi, and A. Bijani. “A CBCT Assessment of Apical Transportation in Root Canals Prepared With Hand K-Flexofile and K3 Rotary Instruments”. Iranian Endodontic Journal, vol. 10, no. 1, Dec. 2014, pp. 44-48, doi:10.22037/iej.v10i1.5936.