Ayatollahi, Fatemeh, Mahdi Tabrizizadeh, Hossein Razavi, and Mana Mowji. 2019. “Diagnostic Value of Cone-Beam Computed Tomography and Digital Periapical Radiography in Detection of Separated Instruments”. Iranian Endodontic Journal 14 (1):14-17. https://doi.org/10.22037/iej.v14i1.22590.