Ravanshad, S., Sahraei, S. and Khayat, A. 2008. Survey of Endodontic Practice amongst Iranian Dentists Participating Restorative Dentistry Congress in Shiraz, November 2007. Iranian Endodontic Journal. 3, 1 (Oct. 2008), 135–142. DOI:https://doi.org/10.22037/iej.v2i4.177.