Naseri, M., Safi, Y., Akbarzadeh Baghban, A., Khayat, A., & Eftekhar, L. (2016). Survey of Anatomy and Root Canal Morphology of Maxillary First Molars Regarding Age and Gender in an Iranian Population Using Cone-Beam Computed Tomography. Iranian Endodontic Journal, 11(4), 298–303. https://doi.org/10.22037/iej.v11i4.9684