Aghdasi, M. M., Asnaashari, M., Aliari, A., Fahimipour, F., & Soheilifar, S. (2011). Conventional versus digital radiographs accuracy in detecting artificial voids in root canal filling material. Iranian Endodontic Journal, 6(3), 99–102. https://doi.org/10.22037/iej.v6i3.2248