Janani, M., S. Rahimi, F. Jafari, M. Johari, S. Nikniaz, and N. Ghasemi. “Anatomic Features of C-Shaped Mandibular Second Molars in a Selected Iranian Population Using CBCT”. Iranian Endodontic Journal, vol. 13, no. 1, Nov. 2019, pp. 120-5, doi:10.22037/iej.v1i1.17286.