Emadi, N., Safi, Y., Akbarzadeh Bagheban, A. and Asgary, S. 2014. Comparison of CT-Number and Gray Scale Value of Different Dental Materials and Hard Tissues in CT and CBCT. Iranian Endodontic Journal. 9, 4 (Oct. 2014), 283–286. DOI:https://doi.org/10.22037/iej.v9i4.5644.