Ghoddusi, J., Forghani, M., Bagherpour, A., Mahmudabadi, F. and Sarmad, M. 2013. Residual Dentin Thickness of Bifurcated Maxillary Premolars Following Two Post Space Preparation Methods. Iranian Endodontic Journal. 8, 3 (Jul. 2013), 94–98. DOI:https://doi.org/10.22037/iej.v8i3.3707.